| Discovery Type | Historical Relics |
| Discovery Name | 感震計 |
| Rank | ★★★★★(5) (Number of Stars on Discovery Name card) |
| explanation | A seismometer made of copper invented by Zhang Heng, an inventor during the Later Han Era. When you feel a tremor, the ball on the opposite side of the epicenter will fall. It appears that it was able to detect earthquakes that occurred approximately 1,000 km away. |
| Era | |
| Deck Points | 8 (Required Deck Points for debate deck) |
| Difficulty | 10 (Rank of skills required for discovery) |
| Experience | 980 (For adventure jobs. Excluding company benefits, beginner bonuses, etc.) |
| Remarks | Areas with many earthquakes |
| 最終更新 | 2015-01-27 02:09:17 System |