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I study the magnetosphere of Jupiter and Saturn.

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Research Theme
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Presentations
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What's New

2025/02/01
Moved to Research Institute for Humanity and Nature. 　
2024/12/15
Update Presentations.
2024/05/16
Update Publications.
2024/01/08
Update Publications.
2024/01/01
Update Presentations and Publications.
2023/01/24
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2022/02/09
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2021/02/08
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2020/02/18
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2019/06/17
Update Presentationss.
2019/04/10
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2018/11/20
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2018/04/03
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2017/10/23
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2017/02/18
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2016/10/31
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2016/01/11
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2015/12/22
Update Research.
2015/09/13
Update various points.
2014/08/16
Moved to Kyoto University.

Research Theme

Research Theme：MHD Simulation of Jovian and Kronian magnetosphere and space weather, high performance computing, massive parallel computing, power saving computing, power saving job scheduling, Visual IoT, GPGPU
Recent interest：Multi scale coupling and votices in Kronian magnetosphere

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Publications

Murai, T., K. Fukazawa, S. Suzuki, Development of a prediction system for living environment and behavior of care recipients using IoT and non-contact environmental sensors: Two preliminary studies, Journal of Nursing Science and Engineering, 11, 202-207, 2024, doi:10.24462/jnse.11.0_202.
Suzuki, S., K. Fukazawa, and T. Murai (2024), Considering the privacy-protected detecting algorithm for periodic motions with visual IoT, COM: Journal of Aichi University Media Center 33(1), 37-43.
K. Fukazawa and R. Takahashi, Performance Evaluation of the Fourth-Generation Xeon with Different Memory Characteristics, In International Conference on High Performance Computing in Asia-Pacific Region Workshops (HPCAsiaWS 2024). Association for Computing Machinery, New York, NY, USA, 55?62. https://doi.org/10.1145/3636480.3637218.
Y. Miyake, Y. Sunada, Y. Tanaka, K. Nakazawa, T. Nanri, K. Fukazawa and Y. Katoh, Implementation of Coupled Numerical Analysis of Magnetospheric Dynamics and Spacecraft Charging Phenomena via Code-To-Code Adapter (CoToCoA) Framework. In: Miky?ka, J., de Mulatier, C., Paszynski, M., Krzhizhanovskaya, V.V., Dongarra, J.J., Sloot, P.M. (eds) Computational Science - ICCS 2023. ICCS 2023. Lecture Notes in Computer Science, vol 14074. Springer, Cham. https://doi.org/10.1007/978-3-031-36021-3_46
M. Nagasaki, Y. Sekiya, A. Asakura, R. Teraoka, R. Otokozawa, H. Hashimoto, T. Kawaguchi, K. Fukazawa, Y. Inadomi, T. Murata, Y. Ohkawa, I. Yamaguchi, T. Mizuhara, K. Tokunaga, Y. Sekiya, T. Hanawa, R. Yamada, and F. Matsuda"A design and implementation of hybrid cloud system for large-scale human genomic research", Human Genome Variation, 10, 6 (2023). https://doi.org/10.1038/s41439-023-00231-2.
Z. Bai, T. Hiraishi, A. Ida, M. Yasugi and K. Fukazawa, Construction of Hierarchical Matrix on Distributed Memory Systems using a Task Parallel Language, 2022 Tenth International Symposium on Computing and Networking Workshops (CANDARW), pp. 48-54, doi: 10.1109/CANDARW57323.2022.00058, 2022.
K. Fukazawa, J. Zhou, and H. Nakashima, Energy Aware Scheduler of Single/Multi-node Jobs Considering CPU Node Heterogeneity, 2022 IEEE 13th International Green and Sustainable Computing Conference (IGSC), Pittsburgh, PA, USA, 2022, pp. 1-9, doi: 10.1109/IGSC55832.2022.9969365.
Murakami, Y., K. T. Murata,R. Yamazaki, K. Kikuta, Y. Kagatani, T. Aoki, T. Mizuhara, K. Yamamoto, T. Kawanabe, T. Nagatsuma, J. Tokairin, M. Niimi, K. Kobayashi, K. Fukazawa, "Techniques in Pan-Tilt-Zoom Operations of IP Network Camera for Visual IoT", 24th International Symposium on Wireless Personal Multimedia Communications (WPMC), pp. 1-6, doi: 10.1109/WPMC52694.2021.9700476, 2022.
Murakami, Y., K. T. Murata, K. Kikuta, M. Niimi, T. Kawanabe, T. Mizuhara, T. Aoki, K. Yamamoto, T. Nagatsuma, K. Kobayashi, K. Fukazawa, P. Pavarangkoon, "An Image Stabilization Technique for Long-durational Outdoor Footages Obtained by Visual IoT Systems", 24th International Symposium on Wireless Personal Multimedia Communications (WPMC), pp. 1-6, doi: 10.1109/WPMC52694.2021.9700467, 2022.
Katoh, Y., K. Fukazawa, T. Nanri and Y. Miyake, "Cross-Reference Simulation by Code-To-Code Adapter (CoToCoA) Library for the Study of Multi-Scale Physics in Planetary Magnetospheres", 2021 Ninth International Symposium on Computing and Networking Workshops (CANDARW), pp. 223-226, doi: 10.1109/CANDARW53999.2021.00044.
Pavarangkoon, P., Murata, K.T., Yamamoto, K., Muranaga, K., Higuchi, A., Mizuhara, T., Kagebayashi, Y., Charnsripinyo, C., Nupairoj, N., Ikeda,T., Tanaka,J. & Fukazawa, K., Development of international mirroring system for real-time web of meteorological satellite data. Earth Sci Inform 13, 1461?1476 (2020). https://doi.org/10.1007/s12145-020-00488-z.
Fukazawa, K., Y. Katoh, T. Nanri and Y. Miyake, "Application of Cross-Reference Framework CoToCoA to Macro- and Micro-Scale Simulations of Planetary Magnetospheres," 2019 Seventh International Symposium on Computing and Networking Workshops (CANDARW), Nagasaki, Japan, 2019, pp. 121-124. doi: 10.1109/CANDARW.2019.00029
Pavarangkoon,P., K. T. Murata, K. Yamamoto, K. Muranaga, T. Mizuhara, K. Fukazawa, R. Egawa, T. Katagiri, M. Ogino and T. Nanri, Performance Improvement of High-Speed File Transfer over JHPCN. IEEE Intl Conf on Dependable, Autonomic and Secure Computing, Intl Conf on Pervasive Intelligence and Computing, Intl Conf on Cloud and Big Data Computing, Intl Conf on Cyber Science and Technology Congress (DASC/PiCom/CBDCom/CyberSciTech), Fukuoka, Japan, 2019, pp. 1086-1089. doi: 10.1109/DASC/PiCom/CBDCom/CyberSciTech.2019.00195.
Fukazawa, K., Ueda, M., Inadomi, Y., Aoyagi, M., Umeda, T., & Koji, I. (2019). Performance Analysis of CPU and DRAM Power Constrained Systems with Magnetohydrodynamic Simulation Code. In Proceedings - , HPCC/SmartCity/DSS 2018 (pp. 626-631). Institute of Electrical and Electronics Engineers Inc.. https://doi.org/10.1109/HPCC/SmartCity/DSS.2018.00113.
Umeda T., and K. Fukazawa, Performance Comparison of Eulerian Kinetic Vlasov Code Between Xeon Phi KNL and Xeon Broadwell, 8th Asia Simulation Conference, AsiaSim 2018, Proceedings. 143-150. 10.1007/978-981-13-2853-4_12. 2018.
Fukazawa, K., T. Soga, T. Umeda, T. Nanri, Performance Evaluation and Optimization of MagnetoHydroDynamic Simulation for Planetary Magnetosphere with Xeon Phi KNL, Parallel Computing is Everywhere: Accelerating Computational Science and Engineering (CSE), Advances in Parallel Computing, 178 - 187, DOI:10.3233/978-1-61499-843-3-178, 2018.
Kimura, T., Y. Hiraki, C. Tao, F. Tsuchiya, P. A. Delamere, K. Yoshioka, G. Murakami, A. Yamazaki, H. Kita, S. V. Badman, K. Fukazawa, I. Yoshikawa, M. Fujimoto, Response of Jupiter's Aurora to Plasma Mass Loading Rate Monitored by the Hisaki Satellite During Volcanic Eruptions at Io, ournal of Geophysical Research: Space Physics, 123. https://doi.org/10.1002/2017JA025029, 2018.
Walker, R. J., and K. Fukazawa. Simulation Studies of Magnetosphere and Ionosphere Coupling in Saturn's Magnetosphere. DOI: 10.1002/9781119066880.ch26 In book: Magnetosphere-Ionosphere Coupling in the Solar System, pp.335-344, Geophysical Monograph Series, 2016.
Imamura, S, Oka, K, Yasui, Y, Inadomi, Y, Fujisawa, K, Endo, T, Ueno, K. Fukazawa, K, Hata, N, Kakibuka, Y, Inoue, K & Ono, T, Evaluating the impacts of code-level performance tunings on power efficiency. in Proceedings - 2016 IEEE International Conference on Big Data, Big Data 2016, Institute of Electrical and Electronics Engineers Inc., 362-369, DOI: 10.1109/BigData.2016.7840624. 2017.
Umeda T., and K. Fukazawa. 2016. Performance comparison of Eulerian kinetic Vlasov code between flat-MPI parallelism and hybrid parallelism on Fujitsu FX100 supercomputer. In Proceedings of the 23rd European MPI Users' Group Meeting (EuroMPI 2016). ACM, New York, NY, USA, 218-221. DOI: http://dx.doi.org/10.1145/2966884.2966891.
Fukazawa, K., T. Takami, T. Soga, Y. Morie, and T. Nanri. 2016. Effective Calculation with Halo communication using Halo Functions. In Proceedings of the 23rd European MPI Users' Group Meeting (EuroMPI 2016). ACM, New York, NY, USA, 215-216. DOI: http://dx.doi.org/10.1145/2966884.2966893.
Umeda T., and K. Fukazawa, Hybrid Parallelization of Hyper-Dimensional Vlasov Code with OpenMP Loop Collapse Directive, Volume 27: Parallel Computing: On the Road to Exascale, Advances in Parallel Computing, ACM, New York, NY, USA, 265-274. DOI:10.3233/978-1-61499-621-7-265 2016.
Y. Inadomi, T. Patki, K. Inoue, M. Aoyagi, B. Rountree, M. Schulz, D. Lowenthal, Y. Wada, K. Fukazawa, M. Ueda, M. Kondo, I. Miyoshi, Analyzing and mitigating the impact of manufacturing variability in power-constrained supercomputing, Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis (SC '15). ACM, New York, NY, USA, , Article 78 , 12 pages. DOI=http://dx.doi.org/10.1145/2807591.2807638, 2015.
Umeda, T., and K. Fukazawa, A high-resolution global Vlasov simulation of a small dielectric body with a weak intrinsic magnetic field on the K computer, Earth, Planets and Space, Vol.67, No.1, 49 (8pp.), 2015.
Umeda, T., and K. Fukazawa, Performance tuning of Vlasov code for space plasma on the K computer, In: AsiaSim 2014, Communications in Computer and Information Science, Vol.474, edited by S. Tanaka, K. Hasegawa, X. Rui, and S. J. Turner, pp.127-138, Springer-Verlag Berlin Heidelberg, 2014.
Fukazawa, K., Ueda, M., Aoyagi, M., Tsuhata, T., Yoshida, K., Uehara, A., Kuze, M., Inadomi, Y.; Inoue, K., "Power Consumption Evaluation of an MHD Simulation with CPU Power Capping,", Cluster, Cloud and Grid Computing (CCGrid), 2014 14th IEEE/ACM International Symposium on, pp.612,617, 26-29 May 2014,(doi: 10.1109/CCGrid.2014.47)
Fukazawa, K., T. Nanri and T. Umeda, “Performance Measurements of MHD Simulation for Planetary Magnetosphere on Peta-Scale Computer FX10”, Parallel Computing: Accelerating Computational Science and Engineering (CSE), Advances in Parallel Computing 25, pp.387-394, IOS Press, 2014. (DOI: 10.3233/978-1-61499-381-0-387)
Fukazawa, K., T. Nanri, and T. Umeda, Performance evaluation of magnetohydrodynamics simulation for magnetosphere on K computer, In: AsiaSim 2013, Communications in Computer and Information Science, Vol.402, edited by G. Tan, G. K. Yeo, S. J. Turner, and Y. M. Teo, pp.570-576, Springer-Verlag Berlin Heidelberg, 2013. (ISBN: 978-3-642-45036-5) (DOI: 10.1007/978-3-642-45037-2_61)
Umeda, T., and K. Fukazawa, Performance measurement of parallel Vlasov code for space plasma on scalar-type supercomputer systems with large number of cores, In: AsiaSim 2013, Communications in Computer and Information Science, Vol.402, edited by G. Tan, G. K. Yeo, S. J. Turner, and Y. M. Teo, pp.561-569, Springer-Verlag Berlin Heidelberg, 2013. (ISBN: 978-3-642-45036-5) (10.1007/978-3-642-45037-2_60)
Umeda, T., Y. Ito and K. Fukazawa, Global Vlasov simulation on magnetospheres of astronomical objects, Journal of Physics: Conference Series 454 (2013) 012005, doi:10.1088/1742-6596/454/1/012005
Y. Kubota, K. Yamamoto, K. Fukazawa, and Ken T Murata, Visualization of flux rope generation process using large quantities of MHD simulation data,Data Science Journal 12(0), WDS134-WDS138, 2013.
Ken T. Murata, S. Watari, T. Nagatsuma, M. Kunitake, H. Watanabe, K. Yamamoto, Y. Kubota, H.Kato, T. Tsugawa, K. Ukawa, K. Muranaga, E. Kimura, O. Tatebe, K. Fukazawa and Y. Murayama, A Science Cloud for Data Intensive Sciences, Data Science Journal 12(0), WDS139-WDS146, 2013.
Umeda, T., and K. Fukazawa, Performance measurement of parallel Vlasov code for space plasma on various scalar-type supercomputer systems, In: Algorithms and Architectures for Parallel Processing, Lecture Notes in Computer Science, Vol.7439, edited by Y. Xiang, I. Stojmenovic, B. O. Apduhan, G. Wang, K. Nakano, and A. Zomaya, pp.233-240, Springer-Verlag Berlin Heidelberg, 2012. (ISBN: 978-3-642-33077-3) DOI:10.1007/978-3-642-33078-0_17
Fukazawa, K., T. Nanri, Performance of Large Scale MHD Simulation of Global Planetary Magnetosphere with Massively Parallel Scalar Type Supercomputer Including Post Processing, HPCC, doi:10.1109/HPCC.2012.142, pp976 - 982, 2012.
Fukazawa, K., T. Ogino, and R. J. Walker (2012), A magnetohydrodynamic simulation study of Kronian field-aligned currents and auroras, J. Geophys. Res., 117, A02214, doi:10.1029/2011JA016945.
Fukazawa, K., T. Umeda, Performance measurement of magnetohydrodynamic code for space plasma on the typical scalar type supercomputer systems with the large number of cores, International Journal of High Performance Computing, doi:10.1177/1094342011434813, 2012.
Umeda, T., K. Fukazawa, Y. Nariyuki, and T. Ogino, A scalable full electromagnetic Vlasov solver for cross-scale coupling in space plasma, IEEE Transactions on Plasma Science, accepted, 2012.
Suzuki, J., H. Shimazu, K. Fukazawa, M. Den, Acceleration of PIC simulation with GPU, Plasma and Fusion Research, 6, 2401075 (2011).
Walker, R.J., Fukazawa, K., Ogino, T. , Magnetohydrodynamic simulations of the magnetopauses of Saturn, Jupiter and the Earth, General Assembly and Scientific Symposium, 2011 XXXth URSI, pp.1-4, 13-20 Aug. 2011, doi: 10.1109/URSIGASS.2011.6051064.
Umeda, T., Y. Matsumoto, T. K. M. Nakamura, K. Fukazawa, and T. Ogino, Vlasov code simulation of cross-scale coupling in space plasmas, In: Numerical Modeling of Space Plasma Flows: ASTRONUM-2010, ASP Conference Series, Vol.444, edited by N. V. Pogorelov, E. Audit, and G. P. Zank, pp.182-187, Astronomical Society of the Pacific-San Francisco, 2011. (ISBN: 978-1-58381-768-1)
Walker, R. J., K. Fukazawa, T. Ogino, and D. Morozoff (2011), A Simulation Study of Kelvin-Helmholtz Waves at Saturn's Magnetopause, J. Geophys. Res.,116, A03203, doi:10.1029/2010JA015905.
Umeda, T., T. Kimura, K. Togano, K. Fukazawa, Y. Matsumoto, T. Miyoshi, N. Terada, T. K. M. Nakamura, and T. Ogino, Vlasov simulation of the interaction between the solar wind and a dielectric body, Physics of Plasmas 18, 012908 (2011); doi:10.1063/1.3551510.
Miyoshi, T., N. Terada, Y. Matsumoto, K. Fukazawa, T. Umeda, and K. Kusano, The HLLD approximate Riemann solver for magnetospheric simulation, IEEE Transactions on Plasma Science, Vol. 38, No. 9, pp2236, 2010.
Matsumoto, Y., N. Terada, T. Miyoshi, K. Fukazawa, T. Umeda, T. Ogino, and K. Seki, Comparative study of global MHD simulations of the terrestrial magnetosphere with different numerical schemes, IEEE Transactions on Plasma Science, Vol. 38, No. 9, pp2229, 2010.
Fukazawa, K., T. Umeda, T. Miyoshi, N. Terada, Y. Matsumoto, and T. Ogino, Performance measurement of magneto-hydro-dynamic code for space plasma on the various scalar type supercomputer systems, IEEE Transactions on Plasma Science, Vol. 38, No. 9, pp2254, 2010.
Fukazawa, K., T. Ogino, and R.J. Walker, A Simulation Study of Dynamics in the Distant Jovian Magnetotail, J. Geophys. Res., 115, A09219, doi:10.1029/2009JA015228, 2010.
Fukazawa, K., Y. Aoyama, T. Ogino and K. Yumoto, Response of Cross Polar Cap Potential to IMF and Velocity of Solar Wind, J. Atmos. Solar-terr. Phys. 72, doi:10.1016/j.jastp.2010.06.002, 2010.
Umeda, T., J. Miwa, Y. Matsumoto, T. K. M. Nakamura, K. Togano, K. Fukazawa, I. Shinohara, Full electromagnetic Vlasov code simulation of the Kelvin-Helmholtz instability, Physics of Plasmas 17, 052311 (2010); doi:10.1063/1.3422547.
Fukazawa, K., Global Simulation of the Magnetosphere Using Nested Grids Model with Inner Boundary of 1Re, Advances in Geosciences, Vol. 21, pp.97-108: Solar Terrestrial (ST). doi:10.1142/9789812838209_0007, 2010.
K. T. Murata, E. Kimura, K. Yamamoto, D. Matsuoka, H. Shimazu, Y. Kitamura, K. Fukazawa, J. Tanaka, T. Ikeda, and Y. Kurokawa, "A Bandwidth Challenge at Super Computing (SC) Conference: Large-Scale Data Transfer Using 10Gbps Network," in Optical Fiber Communication Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper OWK4.
Fukazawa, K., T. Ogino, and R.J. Walker, Vortex-associated reconnection for northward IMF in the Kronian magnetosphere, Geophys. Res. Lett., 34, L23201, doi:10.1029/2007GL031784, 2007.
T. Ogino, Y. Kajiwara, M. Nakao, K. S. Park, K. Fukazawa, and Y. Yi, MHD simulation of the shock wave event on October 24, 2003, Acta Astronautica, Vol.61, 923-931, 2007.
Fukazawa, K., S. Ogi, T. Ogino, and R.J. Walker, Magnetospheric Convection at Saturn as a Function of IMF Bz, Geophys. Res. Lett., 34, L01105, doi:10.1029/2006GL028373, 2007.
Fukazawa, K., T. Ogino, and R.J. Walker, The Configuration and Dynamics of the Jovian Magnetosphere, J. Geophys. Res., 111, A10207, doi:10.1029/2006JA011874, 2006.
Walker, R. J., S. P. Joy, M. G. Kivelson, K. Khurana, T. Ogino and K. Fukazawa, The locations and shapes of Jupiter's bow shock and magnetopause, The Physics of Collisionless Shocks, G. Li, G. P. Zank, and C. T. Russell, eds., 95-108, 2005.
Fukazawa, K., T. Ogino, and R.J. Walker, Dynamics of the Jovian magnetosphere for northward interplanetary magnetic field (IMF), Geophys. Res. Lett., 32, doi:10.1029/2004GL021392, 2005.

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Presentations

・2024
- 9 - 13 Dec. 2024, AGU Fall Meeting 2024, Washington, D.C., USA
  "Evolution of electrostatic potential in magnetosphere-ionospheric system as simulated by global MHD simulation with Alfvenic-coupling scheme"
  A. Nakamizo, A. Yoshikawa, H. Nakata, K. Fukazawa, T. Tanaka
  "The IAR cavity development investigation including perpendicular ponderomotive force using 2-dimensional ideal MHD simulation"
  K. Kawakami1, A. Yoshikawa, K. Fukazawa and H. Higuchi
- 25 - 27 Jan. 2024, HPC Asia 2024, Nagoya, Japan
  "Performance Analysis of Applications under CPU Power Constraints "
  R. Takahashi, K. Fukazawa
- 25 Jan. 2024, IXPUG Workshop at HPC Asia 2024, Nagoya, Japan
  "Performance Evaluation of the Fourth-Generation Xeon with Different Memory Characteristics"
  K. Fukazawa, R. Takahashi
・2023
- 11 - 15 Dec. 2023, AGU Fall Meeting 2023, San Francisco, USA
  "Time evolution of three-dimensional vortex configuration and sponge-like nature in the Jovian magnetosphere with the high spatial resolution MHD simulation"
  K. Fukazawa, Y. Kato, T. Nanri
- 3 - 5 July 2023, International Conference on Computational Science 2023, Prague, Czechia
  "Implementation of Coupled Numerical Analysis of Magnetospheric Dynamics and Spacecraft Charging Phenomena via Code-To-Code Adapter (CoToCoA) Framework"
  Y. Miyake, Y. Sunada, Y. Tanaka, K. Nakazawa, T. Nanri, K. Fukazawa and Y. Katoh
- 27 Feb. - 2 Mar. 2023, HPC Asia 2023, Singapore
  "Towards Optimization of Parallelized Mining of Subgraphs Sharing Common Items Using a Task-Parallel Language"
  Jing Xu, Tasuku Hiraishi, Shingo Okuno, Masahiro Yasugi, K. Fukazawa
・2022
- 12 - 16 Dec. 2022, AGU Fall Meeting 2022, Chicago, USA
  "Geoscientific application of IoT-based elderly person care system"
  S. Suzuki, K. Fukazawa, T. Murai, and K. T. Murata
  "Analysis of three-dimensional vortex configuration in the Jovian magnetosphere with the high spatial resolution MHD simulation"
  K. Fukazawa, Y. Kato, T. Nanri
  "Development of the Space-Weather-Aware Satellite Charging Analysis Platform Based on the Numerical Code Coupling Framework"
  Y. Miyake, K. Kawaguchi, K. Nakazawa, Y. Sunada, K. Fukazawa, T. Nanri and Y. Katoh
- 2022年10月24日 - 25日, 34th Workshop on Sustained Simulation Performance, Miyagi
  "Cross reference simulation of space plasma"
  K. Fukazawa
- 2022年10月24日, The 4th Energy Efficient HPC State of the Practice Workshop, Online
  "Energy Aware Scheduler of Single/Multi-node Jobs Considering CPU Node Heterogeneity"
  K. Fukazawa, J. Zhou, and H. Nakashima
- 12 - 14 Jan. 2022, HPCAsia2022, Online
  "CoToCoA: A Communication-Efficient Framework for Coupling Programs"
  Takeshi Nanri, Yuto Katoh, Keiichiro Fukazawa, Yohei Miyake, Kazuya Nakazawa
・2021
- 14 - 16 Dec. 2021, International Symposium on Wireless Personal Multimedia Communications, Hybrid (Okayama)
  "An Image Stabilization Technique for Long-durational Outdoor Footages Obtained by Visual IoT Systems"
  Yuki Murakami, Ken T. Murata, Kazutaka Kikuta, Michiharu Niimi, Tomohiro Kawanabe, Takamichi Mizuhara, Toshiki Aoki, Kazunori Yamamoto, Tsutomu Nagatsuma, Kazuki Kobayashi, Keiichiro Fukazawa, Praphan Pavarangkoon
  "Techniques in Pan-Tilt-Zoom Operation of IP Network Camera for Visual IoT"
  Yuki Murakami, Ken T. Murata, , Ryozo Yamazaki, Kazutaka Kikuta, Yoshihide Kagatani, Toshiki Aoki, Takamichi Mizuhara, Kazunori Yamamoto, Tomohiro Kawanabe, Tsutomu Nagatsuma, Junji Tokairin, Michiharu Niimi, Kazuki Kobayashi, Keiichiro Fukazawa
- 13 - 17 Dec. 2021, AGU Fall Meeting, Hybrid (New Orleans)
  "High spatial resolution simulation of global Jovian magnetosphere for vortex configuration and its application"
  K. Fukazawa, Y. Kato, T. Nanri
- 25 Nov. 2021, LHAM in CANDAR2021, Online
  "Cross-Reference Simulation by Code-To-Code Adapter (CoToCoA) Library for the Study of Multi-Scale Physics in Planetary Magnetospheres"
  Y. Kato, K. Fukazawa, T. Nanri and Y. Miyake
・2020
- 16 Nov.- 18 Dec. 2020, The 11th Symposium on Polar Science, Online
  "Development of a new M-I coupling algorithm in global MHD magnetosphere simulation: Alfvenic-Coupling"
  A. Nakamizo, A. Yoshikawa, H. Nakata, K. Fukazawa, T. Tanaka
- 1 - 17 Dec. 2020, AGU Fall Meeting 2020, Online
  "Development of cross-reference framework CoToCoA and application to macro- and micro-scale simulations in the space plasma"
  K. Fukazawa, Y. Kato, T. Nanri, Y. Miyake
- 25 - 27 Nov. 2020, LHAM Keynote in CANDAR2020, Online
  "(Keynote) Research of applying the machine learning to space plasma physics with observation and numerical simulation data"
  K. Fukazawa
- 2020年2月17日 - 19日, Symposium on Planetary Science 2020、宮城
  "Application of Cross-Reference Framework CoToCoA to Global and Local Simulations of Planetary Magnetospheres"
  K. Fukazawa, Y. Kato, Y. Miyake, and T. Nanri
- 15 -17 Jan. 2020, HPC Asia 2020、Fukuoka, Japna
  "Cross-Reference Simulation by Code-To-Code Adapter(CoToCoA) Library for the Study of Planetary Magnetospheres"
  Y. Kato, K. Fukazawa, Y. Miyake, and T. Nanri
・2019
- 9 - 13 Dec. 2019, AGU Fall Meeting 2019, San Francisco, USA
  "(Invited) Recent updates on the Hisaki observations for Jupiter's magnetosphere and Io's atmosphere"
  T. Kimura, F. Tsuchiya, C. Tao, K. Yoshioka, H. Kita, G. Murakami, A. Yamazaki, R. Koga, R. Hikida, F. Suzuki, G. B Clark, Z. Yao, F. Bagenal, P. A Delamere, H. T. Smith, K. Fukazawa, I. Yoshikawa, M. Fujimoto and the Hisaki science team
  "Application of Machine Learning to magnetospheric physics and preparation of training data for global magnetospheric configuration and physics"
  K. Fukazawa, T. Kimura, T. Tokunaga, S. Nakano
- 26 - 29 November 2019, 7th International Workshop on Computer Systems and Architectures ( held in conjunction with CANDAR'19), Nagasaki, Japan
  "Application of cross-reference framework CoToCoA to macro- and micro-scale simulations of planetary magnetospheres"
  K. Fukazawa, Y. Katoh, T. Nanri, Y. Miyake
- 26 August - 29 2019, ASAB summer conference 2019, Germany
  "Estimation of force working between individuals in feral horses"
  S. Inoue, K. Fukazawa, S. Yamamoto, M. Ringhofer, R. S. Mendonca, S. Hirata
- 28 July - 2 August 2019, AOGS 16th Annual Meeting, Singapore
  "Development of Coupling Framework for Macro and Micro Scale Simulations of the Magnetosphere"
  K. Fukazawa, Y. Katoh, T. Nanri, Y. Miyake
  "Cross-reference Simulations by Scalable Communication Library for the Study of Wave-particle Interactions in Planetary Magnetospheres"
  Y. Katoh, K. Fukazawa, T. Nanri, Y. Miyake
- 3 - 7 June 2019, Conference on Magnetospheres of the Outer Planets 2019, Sendai, Japan
  "Development of cross-reference numerical simulation framework: macro- and micro-scale simulations of the magnetosphere"
  K. Fukazawa, Y. Katoh, T. Nanri, Y. Miyake
  "Cross-reference simulations by scalable communication library for the study of wave-particle interactions in planetary magnetospheres"
  Y. Katoh, K. Fukazawa, T. Nanri, Y. Miyake
- 1 March - 3 2019, The 11th International Symposium on Primatology and Wildlife Science , Kyoto
  "Estimation of force working between individuals in feral horses"
  S. Inoue, K. Fukazawa, S. Hirata
・2018
- 10 - 14 Dec. 2018, AGU Fall Meeting 2018, Washington D.C., USA
  "Open Numerical Simulation Data of Planetary Magnetosphere"
  K. Fukazawa, T. Kimura, F. Tsuchiya, G. Murakami, H. Kita, C. Tao, K. T. Murata
- 28 - 30 June 2018, HPCC2018, Exeter, UK
  "Performance Analysis of CPU and DRAM Power Constrained Systems with Magnetohydrodynamic Simulation Code"
  K. Fukazawa, M. UEDA, Y. INADOMI, M. Aoyagi, T. UMEDA, K. INOUE
- 3 - 8 June 2018, AOGS 15th Annual Meeting, Hawaiie
  "Database Development of Global Jovian Magnetosphereic MHD Simulations for Collaboration with Observations"
  K. Fukazawa, T. Kimura, F. Tsuchiya, G. Murakami, H. Kita, C. Tao, K. T. Murata
- 22 - 23 Mar. 2018, 27th Workshop on Sustained Simulation Performance、Miyagi
  "Effective MHD Simulation of Global Planetary Magnetosphere with Various Supercomputer Systems"
  K. Fukazawa
- 27 Feb. - 1 Mar. 2018, Symposium on Planetary Science 2018、Miyagi
  "Simulation Development of Planetary Magnetosphere toward Exascale Computing Era"
  K. Fukazawa, Y. Kato, Y. Miyake, and T. Nanri
- 18 - 21 Jan. 2018, HPC Asia 2018, Tokyo, Japan
  "Performance Measurement of Eulerian Kinetic Code on the Xeon Phi KNL"
  T. Umeda, K. Fukazawa
・2017
- 12 - 15 September 2017, ParCo2017, Bologna, Italy
  "Performance Evaluation and Optimization of MagnetoHydroDynamic Simulation for Planetary Magnetosphere with Xeon Phi KNL"
  K. Fukazawa, T. Soag, T. Umeda, T. Nanri
- 7 - 11 August 2017, AOGS 14th Annual Meeting, Singapore
  "Development of High Resolution Jovian Magnetospheric Simulation"
  K. Fukazawa, and Y. Katoh
  
  "Electron-Hybrid and MHD Cross-Reference Simulations of Whistler-Mode Chorus in the Inner Magnetosphere of Earth, Jupiter and Mercury"
  Y. Katoh, K. Fukazawa, M. Yagi
・2016
- 12 - 16 Dec. 2016, AGU Fall Meeting 2016, San Francisco, USA
  "Advances and issues from the simulation of planetary magnetospheres with recent supercomputer systems"
  K. Fukazawa, R. J. Walker, T. Kimura, F. Tsuchiya, G. Murakami, H. Kita, C. Tao, K. T. Murata
- 27 Oct. - 29. 2016, JSST2016, Kyoto, Japan
  "Effect of Overlapping Halo Exchange with One-Sided Communication"
  T. Nanri, and K. Fukazawa
  
  "Performance Evaluation of MHD Simulation Code with X86 CPUs and Manycore Systems"
  K. Fukazawa, T. Umeda and T. Nanri
  
  "Electron hybrid code simulations with OhHelp load balancer for the study of relativistic electron acceleration in planetary magnetospheres"
  Y. Katoh, Y. Omura, Y. Miyake, H. Nakashima, H. Usui and K. Fukazawa
- 25 Sept. - 28. 2016, EuroMPI2016, Edinburgh, Scotland
  "Performance comparison of Eulerian kinetic Vlasov code between flat-MPI parallelism and hybrid parallelism on Fujitsu FX100 supercomputer"
  Umeda, T., and K. Fukazawa
  
  "Effective Calculation with Halo communication using Halo Functions"
  Fukazawa, K., T. Takami, T. Soga, Y. Morie, and T. Nanri
- 31 May - 4 June. 2016, HPDC'16,Kyoto, Japan
  "Performance Evaluation of MHD Simulation Code on SX-ACE and FX100"
  K. Fukazawa, R. Egawa, Y. Isobe and I. Miyoshi
・2015
- 14 - 18 Dec. 2015, AGU Fall Meeting 2015, San Francisco, USA
  "A Simulation Study of the Dependence of the Vorticity in Saturn’s Magnetosphere on the IMF"
  K. Fukazawa, R. J. Walker
  
  "A Magnetohydrodynamic Simulation Study of the Dynamic Variations in the Configuration, Convection and Auroral Emissions in Saturn’s Magnetosphere Driven by the Observed Solar Wind"
  R. J. Walker, K. Fukazawa, and S. Eriksson
- 15 - 20 Nov. 2015, SC15, Austin, USA
  "Analyzing and Mitigating the Impact of Manufacturing Variability in Power-Constrained Supercomputing"
  Y. Inadomi, T. Patki, K. Inoue, M. Aoyagi, B. Rountree, M. Schulz, D. Lowenthal, Y. Wada, K. Fukazawa, M. Ueda, M. Kondo, I. Miyoshi
- 3 - 7 August 2015, AOGS 12th Annual Meeting, Singapore
  (Invited talk) "An MHD Simulation of the Dynamics of the Kronian Magnetosphere Driven by Solar Wind Observations"
  K. Fukazawa, and R. J. Walker
  
  "An MHD Simulation of Global Planetary Magnetosphere Using K-Computer"
  K. Fukazawa
- 26 - 28 March, 2015, International Workshop on Information Technology, Applied Mathematics and Science, Kyoto
  "Performance Evaluation of MHD Simulation Code with Many Core Systems"
  K. Fukazawa, A. NARUSE, T. UMEDA, H. NAKASHIMA and T. NANRI
- 2 - 6 March, 2015, UN/Japan Workshop on Space Weather, Fukuoka
  "Optimization of MHD Simulation for Space Weather to Many Core Processor"
  K. Fukazawa, A. Yoshikawa
- 16 - 18 Feb. 2015, Symposium on Planetary Science 2015、Sendaibr> "(Invited)Numerical Simulation of Jovian and Kronian Magnetospheric Configuration"
  K. Fukazawa
・2014
- 15 - 19 Dec. 2014, AGU Fall Meeting 2014, San Francisco, USA
  "Massively parallel MHD simulation of convection and auroral emissions in Saturn’s magnetosphere driven by the observed solar wind"
  K. Fukazawa, R. J. Walker and S. Eriksson
- 26 - 31 Oct. 2014, AsiaSim 2014, Fukuoka
  "Performance Tuning of Vlasov Code for Space Plasma on the K Computer"
  T. Umeda and K. Fukazawa
- 28 July - 1 August 2014, AOGS 11th Annual Meeting, Sapporo, Japan
  (Invited talk)"Massively Parallel Computation of Global Kronian Magnetosphere"
  K. Fukazawa, and R. J. Walker
- 26 - 29 May 2014, 14th IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGruid2014), Chicago, USA
  "Performance and Power Consumption Evaluation of MHD Simulation for Magnetosphere on Parallel Computer System with CPU Power Capping"
  K. Fukazawa, T. Tsuhata, K. Yoshida, A. Uehara, M. Kuze, M. Ueda, Y. Inadomi, K. Inoue and M. Aoyagi
・2013
- 9 - 13 Dec. 2013, AGU Fall Meeting 2013, San Francisco
  "Key parameter of planetary magnetospheric configuration and dynamics"
  Fukazawa, K., T. Ogino, R. J. Walker
- 6 - 8 Nov. 2013, AsiaSim 2013, Singapore
  "Performance Measurement of Parallel Vlasov Code for Space Plasma on Scalar-Type Supercomputer Systems with Large Number of Cores"
  T. Umeda and K. Fukazawa
  
  "Performance Evaluation of Magnetohydrodynamics Simulation for Magnetosphere on K computer"
  K. Fukazawa, T. Nanri and T. Umeda
- 10 - 13 Sep. 2013, International Conference on Parallel Computing 2013, Munich, Germany
  "Performance Measurements of MHD Simulation for Planetary Magnetosphere on Peta-Scale Computer FX10"
  K. Fukazawa, T. Nanri and T. Umeda
・2012
- 3 - 7 Dec. 2012, AGU Fall Meeting 2012, San Francisco
  "Global MHD simulation of Kronian magnetosphere with solar wind data from Cassini"
  Fukazawa, K., Raymond J. Walker, Stefan Eriksson, and Robert Wilson
  
  "Boundary layer dynamics and energy transport in the earth's magnetosphere"
  T. Ogino, R. J. Walker, K. Fukazawa
- 10 - 16 Nov. 2012, SC12, Salt Lake City, USA
  "Massively Parallel Computing of Magneto-Hydro-Dynamic Simulation Toward Peta and Exa Scale Computers"
  Fukazawa, K., T. Nanri, and T. Takami
- 27 - 28 Sept., 2012, JSST2012 International Conference on Simulation Technology, Kobe, Japan
  "Effective Performance of Large-Scale MHD simulation for Planetary Magnetosphere with Massively Parallel Computer"
  K. Fukazawa, and T. Nanri
- 4 - 7 Sept., 2012, The 12th International Conference on Algorithms and Architectures for Parallel Processing, Fukuoka, Japan
  "Performance Measurement of Parallel Vlasov Code for Space Plasma on Various Scalar-Type Supercomputer Systems"
  T. Umeda, and K. Fukazawa
- 13 - 17 Aug. 2012, AOGS2012, Singapore
  (Invited talk) "Trends and Future of Magnetospheric Global Simulations"
  Fukazawa, K.
  
  (Invited talk) "Comparative Global Dynamics of Planetary Magnetospheres"
  Fukazawa, K., T. Ogino, Walker, R. J.
  
  "Estimation of Magnetic Flux Diffusion Region Using a System of Magnetic Field Tracing in Global MHD Simulations"
  Kubota, Y., K. T. Murata, K. Yamamoto, K. Fukazawa
- 25 - 27 July, 2012, The 14th IEEE International Conference on High Performance Computing and Communications, Liverpool, UK
  "Performance of large scale MHD simulation of global planetary magnetosphere with massively parallel scalar type supercomputer including post processing"
  K. Fukazawa, and T. Nanri
- 16 - 19 July, 2012, CSC'12, Las Vegas, USA
  "Dependent Iterations in Scientific Calculations Parallelized by the Parareal-in-Time Algorithm"
  T. Takami, K. Fukazawa, H. Honda, Y. Inadomi, R. Susukita, T. Kobayashi, and T. Nanri
- 3 - 5 April 2012, Symposium on Planetary Science 2012
  "MHD simulation of Kronian magnetosphere with high resolution solar wind data by Cassini"
  K. Fukazawa, R. J. Walker, and S. Eriksson
・2011
- 5 - 9 Dec. 2011, AGU Fall Meeting 2011, San Francisco
  "A High Resolution Magnetohydrodynamic Simulation Study of Kronian Field-Aligned Currents and Aurora"
  Fukazawa, K., T. Ogino, and R. J. Walker
  
  "Development of Large-Scale Data Visualization System for Magnetic Flux Tracing in Global MHD Simulations"
  K. T. Murata, S. Watari, Y. Kubota, K. Fukazawa, K. Tsubouchi, S. Fujita, T. Tanaka, M. Den, Y. Murayama
- 12 - 18 Nov. 2011, SC11, Seattle, USA
  "Study of the Moon-Solar Wind Interaction with Parallel Kinetic Plasma Simulations"
  Umeda, T., Y. Ito, Y. Kiani, and K. Fukazawa
  
  "Massively Parallel Computing of Magneto-Hydro-Dynamic Simulation Toward Peta and Exa Scale Computers"
  Fukazawa, K., T. Umeda, and T. Ogino
- 3 - 6 September 2011, The First ICSU World Data System Conference, Kyoto, Japan
  "Visualization of fluxrope generation process using large quantities of MHD simulation data"
  Y. Kubota, K. Yamamoto, K. Fukazawa, K. T. Murata
- 13 - 20 August 2011, URSI GASS2011, Istanbul, Turkey
  "Magnetohydrodynamic Simulations of the Magnetopauses of Saturn, Jupiter and the Earth"
  R. J. Walker, Fukazawa, K., T. Ogino
- 24 - 31 July 2011, ISSS-10, Banff, Canada
  "Simulating Planetary Magnetospheres: An Example from Saturn" (Invited Talk)
  R. J. Walker, Fukazawa, K., T. Ogino
・2010
- 13 - 17 Dec. 2010, AGU Fall Meeting 2010, San Francisco
  "Formation of vortices on the Kronian magnetosphere with the high temporal and spatial resolution for MHD simulation"
  Fukazawa, K., T. Ogino, R. J. Walker, and K. Yumoto
  
  "MHD Simulations of Kelvin-Helmholtz Waves at the Earth, Jupiter and Saturn"
  Walker, R. J., K. Fukazawa, T. Ogino
  
  "A Science Cloud: OneSpaceNet"
  Y. Morikawa, K. T. Murata, S. Watari, H. Kato, K. Yamamoto, S. Inoue, K. Tsubouchi, K. Fukazawa, E. Kimura, O. Tatebe, S. Shimojo
  
  "Demonstration of NICT Space Weather Cloud --Integration of Supercomputer into Analysis and Visualization Environment--"
  S. Watari, Y. Morikawa, K. Yamamoto, S. Inoue, K. Tsubouchi, K. Fukazawa, E. Kimura, O. Tatebe, H. Kato, S. Shimojo, K. T. Murata
- 7 - 10 Dec. 2010, 20th International Toki Conference, Gifu
  "Acceleration of PIC simulation with GPU"
  Suzuki, J., K. Fukazawa, H. Shimazu, M. Den
- 13 - 19 Nov. 2010, SC10, New Orleans, USA
  "Highly Scalable Full Electromagnetic Vlasov Solver for Cross-Scale Coupling in Space Plasma"
  Umeda, T., K. Fukazawa, Y. Nariyuki, Y. Matsumoto, T.K.M. Nakamura
  
  "Performance Measurements of Magneto-Hydro-Dynamic Simulation using Various Types of Supercomputer"
  Fukazawa, K., T. Umeda, T. Ogino, K. Yumoto, and Ken T. Murata
- 4 - 8 Oct. 2010, 5th Alfven Conference, Sapporo
  "Development of the simulation for interaction between the planetary magnetosphere and its moon"
  Fukazawa, K., T. Ogino, R. J. Walker, and K. Yumoto
- 18 - 25 July 2010, COSPAR 2010, Bremen
  "MHD simulation of the planetary magnetospheres by using various scalar type supercomputer systems"
  Fukazawa, K., T. Umeda, T. Ogino, R. J. Walker, and K. Yumoto
  
  "A Simulation Study of Surface Waves on Planetary Magnetopauses"
  Walker, R. J., K. Fukazawa, T. Ogino, D. Morozof
・2009
- 14 - 18 Dec. 2009, AGU Fall Meeting 2009, San Francisco
  "On the Importance of Solar Wind Observations Upstream of Jupiter's Magnetosphere"
  Fukazawa, K., T. Ogino, R. J. Walker, and T. Tanaka
  
  "Kelvin-Helmholtz Waves at Saturn's Magnetopause"
  Walker, R. J., K. Fukazawa, T. Ogino, D. Morozof
- 2 - 5 Nov. 2009, Symposium of magnetosphere and ionosphere, Kanagawa
  (Invited talk)"Dynamics and configuration of Jovian magnetosphere from simulation and related observations"
  Fukazawa, K
- 6 - 9 Oct. 2009, 21st International Conference on Numerical Simulation of Plasmas, Portugal
  "Performance measurement of magneto-hydro-dynamic code for space plasma on the various scalar type supercomputer systems"
  Fukazawa, K., T. Umeda, T. Miyoshi, N. Terada, Y. Matsumoto, and T. Ogino
  
  "Vlasov Simulation on the Interaction Between Solar Wind and a Dielectric Body"
  Umeda, T., T. Kimura, K. Togano, K. Fukazawa, Y. Matsumoto, T. Miyoshi, N. Terada, T. K. M. Nakamura, and T. Ogino
  
  "Comparative study of global MHD simulations of the terrestrial magnetosphere with different numerical schemes"
  Matsumoto, Y., N. Terada, T. Miyoshi, K. Fukazawa, T. Umeda, T. Ogino, and K. Seki
  
  "The HLLD approximate Riemann solver for magnetospheric simulation"
  Miyoshi, T., N. Terada, Y. Matsumoto, K. Fukazawa, T. Umeda, and K. Kusano
- 11 - 15 Aug. 2009, AOGS2009, Singapore
  "The dependence of Saturn's magnetosphere and polar ionosphere on solar wind condition"
  Fukazawa, K., T. Ogino, and R. J. Walker
  
  "A simulation study of Kelvin-Helmholtz waves at Saturn and the Earth"
  Walker, R. J., K. Fukazawa, T. Ogino, M. Ashour-Abdalla, M. El-Aloui
  
  (Invited talk)"Global magnetospheric dynamic of Jupiter and Saturn"
  Fukazawa, K., T. Ogino, and R. J. Walker
  
  "MHD simulation of interaction between the solar wind and magnetosphere of hot-Jupiter"
  Ogino, T., K. Fukazawa, T. Umeda
  
  (Invited talk)"Vorticity and magnetic field oscillation in Saturn's morning magnetosphere"
  Walker, R. J., K. Fukazawa, T. Ogino, D. Morozof
- 3 - 10 July 2009, ISSS-9, France
  "High Efficiency Computing with MHD and Vlasov Simulations of Global Magnetosphere"
  Fukazawa K., T. Umeda, T. Ogino, T. Tanaka
- 10 - 11 Mar. 2009, JSPS Space Colloquium at KVA 2009 "Sun and Earth Connections", Stockholm, Sweden
  "MHD Simulations for Solar Wind Planetary Interactions"(Invited talk)
  K. Fukazawa
・2008
- 15 - 19 Dec. 2008, AGU 2007 Fall Meeting, San Francisco, USA
  "The Dependence of Saturn's Magnetosphere and Polar Ionosphere on Solar Wind Dynamic Pressure and IMF Direction"
  K. Fukazawa, T. Ogino, R. J. Walker
  "Simulations and Observations of Vortices Near Saturn's Dawn Magnetopause"
  R. J. Walker, K. Fukazawa, T. Ogino, D. Morozoff-Abezgauz
  "Dependency of the polar cap phenomena and magnetospheric dynamics on the intrinsic magnetic field"
  T. Ogino, T. Aoyama, K. Fukazawa, R. J. Walker
- 26 - 28 Nov. 2008, International Symposium for Magnetosphere and Ionosphere, Kanagawa, Japan
  "Comparative magnetosphere from the global simulation"
  K. Fukazawa, T. Ogino, R. J. Walker
- 10 - 13 Nov. 2008, International Symposium: Fifty Years after IGY, Tsukuba, Japan
  "Development of the Global Simulation Model With the Nested Grids"
  K. Fukazawa
- 9 - 12 Oct. 2008, 124th SGEPSS Fall Meeting, Sendai, Japan
  "Turbulent convection in the magnetosphere related to the solar wind and planetary characters"
  K. Fukazawa, T. Ogino
- 8 - 12 Sep. 2008, 14th International Congress on Plasma Physics, Fukuoka, Japan
  "Development of the Global Magnetospheric Simulation Model with Multiple Time Steps and Grid Spacing"
  K. Fukazawa
- 13 - 20 July 2008, 37th COSPAR Scientific Assembly, Montreal, Canada
  "TSimulations and observations of vortices near Saturn's dayside magnetopause"
  R. J. Walker, K. Fukazawa, T. Ogino, D. Morozoff
- 16 - 20 June 2008, AOGS2008 5th Annual General Meeting, Busan, South Korea
  "Magnetotail Dynamics in Jupiter: periodic plasma ejections"
  K. Fukazawa, T. Ogino, R. J. Walker
  
  "Development of the Global Simulation Model of the Magnetosphere with 1Re Inner Boundary"
  K. Fukazawa
  
  "An MHD Simulation of the Magnetosphere of Hot-Jupiter"
  T. Ogino, K. Fukazawa
- 25 - 31 May 2008, Joint Meeting of Earth and Planetary Science, Chiba, Japan
  "Development of the Global Simulation Model of the Magnetosphere with the Nested Grids"
  K. Fukazawa
  "Behavior of Saturn's magnetosphere on various solar wind conditions"
  K. Fukazawa, T. Ogino, R. J. Walker
- 17 - 19 March 2008, Planetary Science workshop, Sendai, Japan
  "Response of the jovian magnetosphere to the solar wind"
  K. Fukazawa, T. Ogino, R. J. Walker
・2007
- 09 - 14 Dec. 2007, AGU 2007 Fall Meeting, San Francisco, USA
  "Magnetotail dynamics in the rapid rotating planets"
  K. Fukazawa, T. Ogino, R. J. Walker
- 28 Sptember - 1 October 2007, 122th SGEPSS Fall Meeting, Nagoya, Japan
  "Development of the Global Simulation Model of the Magnetosphere with 1Re Inner Boundary"
  K. Fukazawa
- 28 Sptember - 1 October 2007, 122th SGEPSS Fall Meeting, Nagoya, Japan
  "MHD Simulation of Kronian Magnetosphere with Titan Plasma Torus"
  K. Fukazawa, T. Ogino, R. J. Walker
- 11 - 12 September 2007, Joint STE and NICT Simulation Workshop, Osaka, Japan
  "Development of the Global Simulation Model of the Magnetosphere with 1Re Inner Boundary"
  K. Fukazawa
- 10 - 11 September 2007, Investigative commission of Magnetic Storm Simulator, Osaka, Japan
  "Programming Coding and Effective Speed"
  K. Fukazawa
- 2 - 13 July 2007, IUGG2007, Perugia, Italy
  The response of Saturn's Magnetosphere to a Northward IMF"
  K. Fukazawa, T. Ogino, R. J. Walker
- 25 - 29 June 2007, Magnetospheres of the Outer Planets Meeting 2007, San Antonio Texas, USA
  "Formation of the Magnetic Island Wall at the Dayside Magnetopause in the Kronian Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 19 - 24 May 2007, Joint Meeting of Earth and Planetary Science, Chiba, Japan
  "Formation of the Magnetic Island Wall at the Dayside Magnetopause in the Kronian Magnetosphere"
  K. Fukazawa, T. Ogino
- 25 Feb. - 3 Mar. 2007, ISSS-8, Kauai, Hawaii, USA
  "Magnetospheric convection with periodic plasma ejections at Saturn for northward IMF"
  K. Fukazawa, T. Ogino, R. J. Walker
  "Efficient MHD Code Using Scalar-Parallel Supercomputer and Its Application to the Earth's Magnetosphere" (Invited talk)
  T. Ogino and K. Fukazawa *presented by Fukazawa
・2006
- 11 - 15 Dec. 2006, AGU 2006 Fall Meeting, San Francisco, USA
  "Magnetospheric Convection with Periodic Plasma Ejections at Jupiter and Saturn"
  K. Fukazawa, T. Ogino, R. J. Walker
- 14 - 17 November 2006, CAWSES International Workshop on Space Weather Modeling, Kanagawa, Japan
  "Relation of the aurora activity with the magnetospheric dynamics in the rapid rotational planets"
  K. Fukazawa, T. Ogino, R. J. Walker
- 04 - 07 November 2006, 120th SGEPSS Fall Meeting, Kanagawa, Japan
  "A Sequence of the Plasma Ejection on Saturn’s Magnetosphere for Northward IMF"
  K. Fukazawa, T. Ogino, R. J. Walker
- 16 - 23 July 2006, 36th COSPAR Scientific Assembly, Beijing, China
  "The Configuration and Dynamics of the Jovian Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 07 - 09 June 2006, STE Simulation Workshop, Fukuoka, Japan
  "Conparison of Jovian magnetosphere with Saturnian magnetosphere and importance of the multi scale coupling on the planetary magnetosphere"
  K. Fukazawa, T. Ogino
- 14 - 18 May 2006, Joint Meeting of Earth and Planetary Science, Chiba, Japan
  "Response of Jovian Magnetosphere to reverse of IMF By component"
  K. Fukazawa, T. Ogino
・2005
- 05 - 09 Dec. 2005, AGU 2005 Fall Meeting, San Francisco, USA
  "An MHD Simulation Study of the Effects of IMF BY and Dipole Tilt on the Configuration and Dynamics of Jupiter’s Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 14 Nov. 2005, 2nd International Student Mini-Workshop on Plasma Science and Technology, Nagoya, Japan
  "MHD Simulation of the Jovian Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 28 Sep. - 01 Oct. 2005, 118th SGEPSS Fall Meeting, Kyoto, Japan
  "The effects of the magnetic dipole tilt on the Jovian magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 19 Sep. 2005, "Deutschland in Japan Jahr" Academic Symposium Plasma Science and Technology Symposium, Nagoya, Japan
  "An MHD Simulation of Interaction Between the Solar Wind and Jovian Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 08 Aug. 2005, The 2005 meeting of the Magnetospheres of the Outer Planets community, Leicester, U.K.
  "The Influence of IMF BY on the Structure and Dynamics of the Jovian Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 20 - 24 June 2005, AOGS 2nd Annual Meeting, Singapore
  "Dynamics of the Jovian Magnetosphere with the Dipole Tilt"
  K. Fukazawa, T. Ogino, R. J. Walker
- 22 - 26 May 2005, Joint Meeting of Earth and Planetary Science, Chiba, Japan "Relation of the IMF By to Plasmoid Ejection at Jovian Magnetotail"
  K. Fukazawa, T. Ogino, R. J. Walker
- 26 - 31 Mar. 2005, ISSS-7, Kyoto, Japan
  "An MHD Simulation of Interaction Between the Solar Wind and Jovian Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 03 - 04 Mar. 2005, Planetary ionosphere-magnetosphere and atomosphere workshop, Sendai, Japan
  "Dawn - Dusk Asymmetry of Jovian Aurora and Global MHD Simulation"
  K. Fukazawa, T. Ogino, R. J. Walker
- 26 - 28 Jan. 2005, PSS-2005/SPP-22, Nagoya, Japan
  "MHD Simulation of Jovian Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
・2004
- 13 - 17 Dec. 2004, 2004 AGU Fall Meeting, San Francisco, USA
  "Effect of IMF By on the Interaction Between the Solar Wind and Jovian Magnetosphere"
  K. Fukazawa, T. Ogino, R. J. Walker
- 26 - 29 Sep. 2004, 116th SGEPSS Fall Meeting, Matsuyama, Japan
  "MHD Simulation of the Interaction Between the Solar Wind with IMF Y-component and the Jovian Magnetosphere"
  K. Fukazawa, T. Ogino
- 05 - 09 July, 2004, AOGS 1st Annual Meeting, Singapore
  "MHD Simulation of the Jovian Magnetosphere with Effect of Io Torus"
  K. Fukazawa, T. Ogino
- 17 - 21 May 2004, 2004 AGU Joint Assembly, Montreal, Canada
  " The Response of the Magnetotails of Earth and Jupiter to a Rotation of the Interplanetary Magnetic Field"
  R. J. Walker, T. Ogino, K. Fukazawa
- 09 - 13 May 2004, Joint Meeting of Earth and Planetary Science, Chiba, Japan
  "Dynamics of Jovian Magnetosphere with Northward IMF"
  K. Fukazawa, T. Ogino
- 11 - 12 Mar. 2004, Planetary ionosphere-magnetosphere and atomosphere workshop, Sendai, Japan
  "MHD Simulation of the Jovian Magnetosphere"
  K. Fukazawa, T. Ogino
・2003
- 31 Oct. - 03 Nov. 2003, 114th SGEPSS Fall Meeting, Toyama, Japan
  "MHD Simulation of the Jovian Magnetosphere with the effect of Io torus"
  K. Fukazawa, T. Ogino, R. J. Walker
- 10 - 12 Sep. 2003, STE Simulation Workshop, Fujisawa, Japan
  "3D MHD Simulation of Jovian Magnetosphere with the Spatiotemporal Multi Scale Method"
  K. Fukazawa, T. Ogino, R. J. Walker
- 30 Jun. - 11 July 2003, IUGG 2003, Sapporo, Japan
  "Supercomputing of Space Plasmas and 3-Dimensional Visualization"
  K. Fukazawa, Kyung Sun Park and T. Ogino
- 26 -29 May 2003, Joint Meeting of Earth and Planetary Science, Chiba, Japan
  "MHD Simulation of the Jovian Magnetosphere by a Spatiotemporal Multi Scale Method"
  K. Fukazawa, T. Ogino
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