| Magnitude | 4.2 |
| Alert | |
| Depth ? | 10 |
| Nst ? | |
| Dmin ? | 0.432 |
| Dmin ? |
| Location | Matsumoto |
| Nagano Prefecture | |
| Japan (jp)) |
| Omachi | 18.09 km |
| Matsumoto | 29.67 km |
| Shiojiri | 38.15 km |
| Kamiichi | 45.62 km |
| Okaya | 47.70 km |
| Takayama | 48.85 km |
| Ueda | 49.04 km |
| Nagano | 52.39 km |
| Namerikawa | 52.43 km |
| Suwa | 53.92 km |