Regarding the Suspension of the RIHN Website

Due to web server maintenance, the RIHN official website (https://www.chikyu.ac.jp/) will be unavailable during the following period.

< Date and Time >
Friday, March 20, 2026 (National Holiday) to Saturday, March 21, 2026 (all day)

We apologize for any inconvenience this may cause and appreciate your understanding.