再開|さいかいsaikai[0]heiban (flat)
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- noun, suru verb, transitive verb, intransitive verbreopening; resumption; restarting
Conjugation
| Dictionary form | 再開する(さいかいする) |
|---|---|
| Polite (masu) | 再開します(さいかいします) |
| Negative (nai) | 再開しない(さいかいしない) |
| polite (masen) | 再開しません(さいかいしません) |
| classical zu / nu | 再開せず・再開せぬ(さいかいせず・さいかいせぬ) |
| Past (ta) | 再開した(さいかいした) |
| polite (mashita) | 再開しました(さいかいしました) |
| Past negative (nakatta) | 再開しなかった(さいかいしなかった) |
| polite (masen deshita) | 再開しませんでした(さいかいしませんでした) |
| Te form | 再開して(さいかいして) |
| Potential | 再開できる(さいかいできる) |
| Passive | 再開される(さいかいされる) |
| Causative | 再開させる(さいかいさせる) |
| Causative passive | 再開させられる(さいかいさせられる) |
| Conditional (ba) | 再開すれば(さいかいすれば) |
| tara | 再開したら(さいかいしたら) |
| Volitional | 再開しよう(さいかいしよう) |
| polite (mashou) | 再開しましょう(さいかいしましょう) |
| Imperative | 再開しろ(さいかいしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Relatedやり直すやりなおすNeutralA verb for doing something over from the beginning, as in 「最初からやり直す」. It stresses starting afresh, while 「再開」 stresses picking up again after an interruption.
- Related続開ぞっかいWrittenA written-style noun for resuming a meeting or similar event that was suspended. 「再開」 is more common and covers business, games, transport and more.
- Related続行ぞっこうWrittenA written-style noun for carrying on with something as planned, as in 「試合続行」; it stresses that the activity is not stopped.
- Relatedし直すしなおすNeutralA verb meaning to redo or rework something; the emphasis is on doing it over, not on resuming after an interruption.
- Antonym中断ちゅうだんNeutralA noun for something being cut off partway through; it is the opposite of 「再開」, which is about resuming.
- Antonym終了しゅうりょうNeutralA noun for coming to an end, as in 「試合終了」; it stands opposite to starting again.
Use 「再開」 for resuming or reopening after an interruption, as in 「営業再開」「試合再開」. To redo something from scratch, use 「やり直す」; to continue as planned, 「続行」; to resume a meeting, 「続開」. 「中断」 is the opposite, an interruption; 「終了」 means it has ended.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


