Kōhei Era
康平 (こうへい)
| Japanese Year | Western Year | 
|---|---|
| Kōhei 1 | 1058 | 
| Kōhei 2 | 1059 | 
| Kōhei 3 | 1060 | 
| Kōhei 4 | 1061 | 
| Kōhei 5 | 1062 | 
| Kōhei 6 | 1063 | 
| Kōhei 7 | 1064 | 
| Kōhei 8 | 1065 | 
| Japanese Year | Western Year | 
|---|---|
| Kōhei 1 | 1058 | 
| Kōhei 2 | 1059 | 
| Kōhei 3 | 1060 | 
| Kōhei 4 | 1061 | 
| Kōhei 5 | 1062 | 
| Kōhei 6 | 1063 | 
| Kōhei 7 | 1064 | 
| Kōhei 8 | 1065 |