| No. | Date | Lat. | Long. | Mag. | Depth | EQ Types |
| 1 | 13-03-2010 | 37.594 | 141.299 | 5.6 | 76.7 | Normal |
| 2 | 14-03-2010 | 37.745 | 141.59 | 6.5 | 32 | Reverse |
| 3 | 13-06-2010 | 37.372 | 141.625 | 5.9 | 27 | |
| 4 | 05-07-2010 | 39.697 | 142.369 | 6.3 | 27 | Reverse |
| 5 | 10-08-2010 | 39 | 143 | 5.9 | 33 | |
| 6 | 13-09-2010 | 41.497 | 141.986 | 5.8 | 45 | Reverse |
| 7 | 29-09-2010 | 39 | 139 | 5.5 | 33 | |
| 8 | 14-10-2010 | 42.311 | 142.871 | 5.6 | 59 | Reverse |
| 9 | 06-12-2010 | 40.904 | 142.967 | 5.7 | 22 |