| term | pronunciation | English |
|---|
| 必ず | かならず | certainly, necessarily, invariably |
| 必ずしも | かならずしも | (not) always, (not) necessarily, (not) all |
| 必死 | ひっし | inevitable death, desperation, frantic, inevitable |
| 必要 | ひつよう | necessary, essential |
| 必需品 | ひつじゅひん | necessities, necessary article, requisite, essential |
| 不必要 | ふひつよう | unnecessary, undesired |
| 必勝 | ひっしょう | certain victory |
| 必携 | ひっけい | handbook; (something) essential to keep on you |
| 必然的 | ひつぜんてき | inevitable, necessary |
| 必着 | ひっちゃく | must arrive, must be received |
| 必要性 | ひつようせい | necessity |
| 必需 | ひつじゅ | necessary |
| 必須 | ひっす | indispensable, required |
| 必須科目 | ひっすかもく | required subjects |