調整|ちょうせいchousei[0]heiban (flat)
This browser can't play pronunciations (needs Safari 18.4 or later, or Chrome / Edge / Firefox).
- noun, suru verb, transitive verbadjustment; regulation; coordination; reconciliation; tuning; fixing; tailoring
Conjugation
| Dictionary form | 調整する(ちょうせいする) |
|---|---|
| Polite (masu) | 調整します(ちょうせいします) |
| Negative (nai) | 調整しない(ちょうせいしない) |
| polite (masen) | 調整しません(ちょうせいしません) |
| classical zu / nu | 調整せず・調整せぬ(ちょうせいせず・ちょうせいせぬ) |
| Past (ta) | 調整した(ちょうせいした) |
| polite (mashita) | 調整しました(ちょうせいしました) |
| Past negative (nakatta) | 調整しなかった(ちょうせいしなかった) |
| polite (masen deshita) | 調整しませんでした(ちょうせいしませんでした) |
| Te form | 調整して(ちょうせいして) |
| Potential | 調整できる(ちょうせいできる) |
| Passive | 調整される(ちょうせいされる) |
| Causative | 調整させる(ちょうせいさせる) |
| Causative passive | 調整させられる(ちょうせいさせられる) |
| Conditional (ba) | 調整すれば(ちょうせいすれば) |
| tara | 調整したら(ちょうせいしたら) |
| Volitional | 調整しよう(ちょうせいしよう) |
| polite (mashou) | 調整しましょう(ちょうせいしましょう) |
| Imperative | 調整しろ(ちょうせいしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym調節ちょうせつNeutralAdjusts things like temperature or volume to a suitable level (「温度を調節する」); its objects are mostly quantities, while 「調整」 also covers coordinating people and schedules.
- Synonym修整しゅうせいWrittenWritten word for retouching photographs or images; used mainly in photography and printing.
- Synonym手直してなおしNeutralSmall changes made to a finished piece of work (「原稿の手直し」); the emphasis is on partial fixes.
- Related整えるととのえるNeutralA verb for putting things in order and getting them ready (「準備を整える」「呼吸を整える」).
- Related整理せいりNeutralSorting and clearing things up (「書類を整理する」「人員整理」); the emphasis is on straightening things out.
- Related加減かげんNeutralJudging the right degree or measure (「火加減」「手加減」); common in speech, and also refers to one's physical condition.
- Related調律ちょうりつNeutralTuning an instrument (「ピアノの調律」); its object is limited to musical instruments.
- Related整頓せいとんNeutralTidying things up and arranging them neatly (「整理整頓」); the emphasis is on orderly placement.
- Related修正しゅうせいNeutralCorrecting errors or deviations (「誤差を修正する」); the emphasis is on fixing what is wrong.
- Related統制とうせいWrittenWritten word for unified control and restraint, as in 「言論統制」; often carries a coercive nuance.
- Related直しなおしNeutralA noun for correction or repair, common in speech (「直しが必要」).
- Related適応てきおうNeutralAdapting to an environment (「環境に適応する」); the emphasis is on changing oneself to fit it.
- Related順応じゅんのうWrittenWritten word for conforming to changes in the environment (「新しい環境に順応する」).
- Related整合せいごうWrittenWritten word for consistency, fitting together without contradiction (「整合性がある」); used in logic and systems.
- Related補整ほせいWrittenWritten word for supplementing what is lacking and putting things in order; used mostly for clothing and undergarments (「補整下着」).
- RelatedコーディネーションNeutralLoanword for coordination; used mainly in fashion styling and sports training.
- RelatedチューニングNeutralLoanword for tuning or adjusting machinery (「エンジンのチューニング」).
- Related整調せいちょうWrittenRare written word for adjusting a musical instrument's mechanism; also means the stroke oar in rowing.
- Antonym不調整WrittenWritten antonym for the state of no adjustment having been made, the opposite of carrying out 「調整」.
Use 「調整」 for coordinating schedules or opinions and for adjusting machines, as in 「日程調整」. For adjusting numerical values pick 「調節」, for judging the right degree 「加減」, for organizing documents 「整理」, for tuning instruments 「調律」, and for adapting to an environment 「適応」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


