BRI strong motion database was updated on January31, 2012. 8 events and 85 records, including aftershock records of the 311 quake, were added to the database.
BRI strong motion database was updated on November 4. 3 events and 20 records were added to the database. 81 records from stations SIT2 and SITA were also added.
BRI strong motion database was updated on September 16. 71 events and 186 records were added to the database.
The updated records include strong motion data at MYK station from May, 2011. But data on the ground (GL) is not available because of damage by tsunami and is removed from data files.