| 鬼 | おに, き | ogre, demon; spirit of a deceased person; ogre-like person (i.e. fierce, relentless, merciless, etc.); it (i.e. in a game of tag); Chinese "ghost" constellation (one of the 28 mansions) |
| 疑心暗鬼 | ぎしんあんき | Suspicion will raise bogies, Once you suspect something, everything else will look suspicious |
| 鬼才 | きさい | wizard, genius, great talent |
| 吸血鬼 | きゅうけつき | vampire, bloodsucker |
| 鬼気 | きき | ghastly, dreadful |
| 鬼門 | きもん | the northeastern (unlucky) direction, person or thing to be avoided |
| 鬼子母神 | きしもじん, きしぼじん | Hariti (goddess of childbirth and children) |
| 鬼ごっこ | おにごっこ | game of tag |
| 鬼理死丹 | キリシタン | early Japanese Christianity (from the later Muromachi period), early Japanese Christian |
| 悪餓鬼 | わるがき | brat |
