RUL-JPN-006 · RULER · JAPAN
Emperor Koan
B.C. 392–B.C. 291
Local name: 孝安天皇
Title: Emperor of Japan
Reign: B.C. 392–B.C. 291
Sequence: No. 6
Dynasty / court: Imperial House of Japan
Chronology note: Imperial Household Agency genealogy; ancient dates are the traditional official chronology.
Residence Timeline
| Period | Palace | Role | Notes | Confidence |
|---|---|---|---|---|
| No specific palace occupancy is asserted in the current registry. | ||||
Palace & Court Events
- No current registry event mapped to this reign.