| 一昔 | [ひとむかし, hitomukashi] (n) ages; long time; decade; the past ten years; (P) [Add to Longdo] |
| 一昔前 | [ひとむかしまえ, hitomukashimae] (n) long ago; previous; of a former age [Add to Longdo] |
| 十年一昔 | [じゅうねんひとむかし, juunenhitomukashi] (n) expression suggesting that the pace of change makes ten years back seem like ancient history [Add to Longdo] |