From Mar 27, 1264 to May 22, 1275
Length of Era: 12 years
| Japanese Year | Western Year |
|---|
| Bun'ei 1 | 1264 |
| Bun'ei 2 | 1265 |
| Bun'ei 3 | 1266 |
| Bun'ei 4 | 1267 |
| Bun'ei 5 | 1268 |
| Bun'ei 6 | 1269 |
| Bun'ei 7 | 1270 |
| Bun'ei 8 | 1271 |
| Bun'ei 9 | 1272 |
| Bun'ei 10 | 1273 |
| Bun'ei 11 | 1274 |
| Bun'ei 12 | 1275 |