Kōryaku (Northern Court) Era
康暦(北朝) (こうりゃく)
| Japanese Year | Western Year | 
|---|---|
| Kōryaku (Northern Court) 1 | 1379 | 
| Kōryaku (Northern Court) 2 | 1380 | 
| Kōryaku (Northern Court) 3 | 1381 | 
| Japanese Year | Western Year | 
|---|---|
| Kōryaku (Northern Court) 1 | 1379 | 
| Kōryaku (Northern Court) 2 | 1380 | 
| Kōryaku (Northern Court) 3 | 1381 |