補完|ほかんhokan[0]heiban (flat)
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- noun, suru verb, transitive verbcomplementation; supplementation; completion
Conjugation
| Dictionary form | 補完する(ほかんする) |
|---|---|
| Polite (masu) | 補完します(ほかんします) |
| Negative (nai) | 補完しない(ほかんしない) |
| polite (masen) | 補完しません(ほかんしません) |
| classical zu / nu | 補完せず・補完せぬ(ほかんせず・ほかんせぬ) |
| Past (ta) | 補完した(ほかんした) |
| polite (mashita) | 補完しました(ほかんしました) |
| Past negative (nakatta) | 補完しなかった(ほかんしなかった) |
| polite (masen deshita) | 補完しませんでした(ほかんしませんでした) |
| Te form | 補完して(ほかんして) |
| Potential | 補完できる(ほかんできる) |
| Passive | 補完される(ほかんされる) |
| Causative | 補完させる(ほかんさせる) |
| Causative passive | 補完させられる(ほかんさせられる) |
| Conditional (ba) | 補完すれば(ほかんすれば) |
| tara | 補完したら(ほかんしたら) |
| Volitional | 補完しよう(ほかんしよう) |
| polite (mashou) | 補完しましょう(ほかんしましょう) |
| Imperative | 補完しろ(ほかんしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym補充ほじゅうNeutralFills a shortage to restore something to its original state, as in 「人員の補充」; 補完 stresses making something whole by filling in what is missing.
- Synonym補足ほそくNeutralAdds supplementary explanation or content, as in 「補足説明」; it centers on filling gaps in what is explained, not on completing a whole.
- Synonym補いおぎないNeutralA native-Japanese noun for making up or supplementing something; rare, and it can also mean compensation or reparation.
- Related補給ほきゅうNeutralSupplies goods or water, as in 「水分補給」; it focuses on the ongoing supply of things that are consumed.
- Related増補ぞうほWrittenA written term for adding content to an already published book, as in 「増補改訂版」; the object is a publication.
- Related填補てんぽWrittenA written term for making up a deficit or loss, found mostly in insurance and legal contexts.
- Related相補そうほWrittenA written term for mutual complementing, as in 「相補的な関係」; it stresses two things completing each other.
- Related補遺ほいWrittenA written term for an addendum or appendix; what gets supplemented is books or documents.
- Related補記ほきWrittenA written term for adding entries later, used mainly for records and data.
- Related追録ついろくWrittenA rare written term for records or an appendix added after the fact.
- Related追補ついほWrittenA rare written term for material added to a book later; a supplement or appendix.
Use 「補完」 for filling in what is missing to make something complete, as in 「相互補完」. For shortages use 「補充」, for added explanation 「補足」, for supplies 「補給」. The written terms 「填補」「増補」「相補」「補遺」「補記」「追録」「追補」 cover deficits, book revisions, mutual complementing and appended material.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


