Japanese reference
集中する
しゅうちゅうする
to concentrate
Irregular · 32 form tables
Rows describe verb forms and levels of politeness. Honorific and humble forms are labeled separately. Strong commands appear under additional forms.
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Basic
Non past
| Person, form or usage | Form and meaning |
|---|---|
| Dictionary form | しゅうちゅうする (shuuchuusuru)concentrate |
| Polite, masu | しゅうちゅうします (shuuchuushimasu)concentrate |
Negative
| Person, form or usage | Form and meaning |
|---|---|
| Negative, nai | しゅうちゅうしない (shuuchuushinai)do not concentrate |
| Polite negative | しゅうちゅうしません (shuuchuushimasen)do not concentrate |
Past
| Person, form or usage | Form and meaning |
|---|---|
| Past, ta | しゅうちゅうした (shuuchuushita)concentrated |
| Polite past | しゅうちゅうしました (shuuchuushimashita)concentrated |
Past negative
| Person, form or usage | Form and meaning |
|---|---|
| Past negative | しゅうちゅうしなかった (shuuchuushinakatta)did not concentrate |
| Polite past negative | しゅうちゅうしませんでした (shuuchuushimasendeshita)did not concentrate |
Linking
Te form
| Person, form or usage | Form and meaning |
|---|---|
| Te-form | しゅうちゅうして (shuuchuushite)concentrating (and then) |
| Polite te-form | しゅうちゅうしまして (shuuchuushimashite)concentrating (and then) |
Te iru
| Person, form or usage | Form and meaning |
|---|---|
| Te-iru: ongoing action / resulting state | しゅうちゅうしている (shuuchuushiteiru)be concentrating |
| Polite te-iru | しゅうちゅうしています (shuuchuushiteimasu)be concentrating |
Conditional, ba
| Person, form or usage | Form and meaning |
|---|---|
| Conditional, ba | しゅうちゅうすれば (shuuchuusureba)if you concentrate |
| Rare literary polite conditional | しゅうちゅうしますれば (shuuchuushimasureba)if you concentrate (rare and literary). In ordinary polite conversation, use the plain conditional and make the main clause polite |
Conditional, tara
| Person, form or usage | Form and meaning |
|---|---|
| Conditional, tara | しゅうちゅうしたら (shuuchuushitara)if you concentrate |
| Polite conditional, tara | しゅうちゅうしましたら (shuuchuushimashitara)if you concentrate |
Mood
Potential
| Person, form or usage | Form and meaning |
|---|---|
| Potential | しゅうちゅうできる (shuuchuudekiru)can concentrate |
| Polite potential | しゅうちゅうできます (shuuchuudekimasu)can concentrate |
Volitional
| Person, form or usage | Form and meaning |
|---|---|
| Volitional | しゅうちゅうしよう (shuuchuushiyou)let's concentrate! |
| Polite volitional | しゅうちゅうしましょう (shuuchuushimashou)let's concentrate! |
Desire, tai
| Person, form or usage | Form and meaning |
|---|---|
| Desire, tai | しゅうちゅうしたい (shuuchuushitai)want to concentrate |
| Polite desire, tai | しゅうちゅうしたいです (shuuchuushitaidesu)want to concentrate |
Voice
Passive
| Person, form or usage | Form and meaning |
|---|---|
| Passive | しゅうちゅうされる (shuuchuusareru)be affected when someone concentrates |
| Polite passive | しゅうちゅうされます (shuuchuusaremasu)be affected when someone concentrates |
Causative
| Person, form or usage | Form and meaning |
|---|---|
| Causative | しゅうちゅうさせる (shuuchuusaseru)make or let someone concentrate |
| Polite causative | しゅうちゅうさせます (shuuchuusasemasu)make or let someone concentrate |
Causative passive
| Person, form or usage | Form and meaning |
|---|---|
| Causative-passive | しゅうちゅうさせられる (shuuchuusaserareru)be made to concentrate |
| Polite causative-passive | しゅうちゅうさせられます (shuuchuusaseraremasu)be made to concentrate |
Commands
Negative imperative
| Person, form or usage | Form and meaning |
|---|---|
| Negative imperative | しゅうちゅうするな (shuuchuusuruna)do not concentrate! |
| Polite negative request | しゅうちゅうしないでください (shuuchuushinaidekudasai)please do not concentrate |
Polite
Polite non past
| Person, form or usage | Form and meaning |
|---|---|
| Polite non-past form | しゅうちゅうします (shuuchuushimasu)concentrate |
Polite negative
| Person, form or usage | Form and meaning |
|---|---|
| Polite negative form | しゅうちゅうしません (shuuchuushimasen)do not concentrate |
Polite past
| Person, form or usage | Form and meaning |
|---|---|
| Polite past form | しゅうちゅうしました (shuuchuushimashita)concentrated |
Polite past negative
| Person, form or usage | Form and meaning |
|---|---|
| Polite past negative form | しゅうちゅうしませんでした (shuuchuushimasendeshita)did not concentrate |
Requests
Request with kudasai
| Person, form or usage | Form and meaning |
|---|---|
| Request with kudasai | しゅうちゅうしてください (shuuchuushitekudasai)please concentrate |
Negative request
| Person, form or usage | Form and meaning |
|---|---|
| Request not to act | しゅうちゅうしないでください (shuuchuushinaidekudasai)please do not concentrate |
Invitation with mashou
| Person, form or usage | Form and meaning |
|---|---|
| Invitation with mashou | しゅうちゅうしましょう (shuuchuushimashou)let's concentrate! |
Permission
| Person, form or usage | Form and meaning |
|---|---|
| Permission | しゅうちゅうしてもいい (shuuchuushitemoii)may concentrate |
| Polite permission | しゅうちゅうしてもいいです (shuuchuushitemoiidesu)may concentrate |
Not allowed
| Person, form or usage | Form and meaning |
|---|---|
| Not allowed | しゅうちゅうしてはいけない (shuuchuushitehaikenai)must not concentrate |
| Polite prohibition | しゅうちゅうしてはいけません (shuuchuushitehaikemasen)must not concentrate |
Instruction with nasai
| Person, form or usage | Form and meaning |
|---|---|
| Instruction with nasai | しゅうちゅうしなさい (shuuchuushinasai)concentrate (instruction) |
Aspect
Try doing
| Person, form or usage | Form and meaning |
|---|---|
| Try doing | しゅうちゅうしてみる (shuuchuushitemiru)try to concentrate |
| Polite try doing | しゅうちゅうしてみます (shuuchuushitemimasu)try to concentrate |
Completion or regret
| Person, form or usage | Form and meaning |
|---|---|
| Completion or regret | しゅうちゅうしてしまう (shuuchuushiteshimau)concentrate completely or regrettably |
| Polite completion or regret | しゅうちゅうしてしまいます (shuuchuushiteshimaimasu)concentrate completely or regrettably |
Preparation
| Person, form or usage | Form and meaning |
|---|---|
| Preparation | しゅうちゅうしておく (shuuchuushiteoku)concentrate in advance |
| Polite preparation | しゅうちゅうしておきます (shuuchuushiteokimasu)concentrate in advance |
Past experience
| Person, form or usage | Form and meaning |
|---|---|
| Past experience | しゅうちゅうしたことがある (shuuchuushitakotogaaru)have the experience of: concentrated |
| Polite past experience | しゅうちゅうしたことがあります (shuuchuushitakotogaarimasu)have the experience of: concentrated |
Conditions
Automatic result, to
| Person, form or usage | Form and meaning |
|---|---|
| Automatic result, to | しゅうちゅうすると (shuuchuusuruto)whenever you concentrate |
| Polite automatic result | しゅうちゅうしますと (shuuchuushimasuto)whenever you concentrate |
Given that, nara
| Person, form or usage | Form and meaning |
|---|---|
| Given that, nara | しゅうちゅうするなら (shuuchuusurunara)if you mean to concentrate |
Probability
| Person, form or usage | Form and meaning |
|---|---|
| Probability | しゅうちゅうするだろう (shuuchuusurudarou)probably concentrate |
| Polite probability | しゅうちゅうするでしょう (shuuchuusurudeshou)probably concentrate |
Additional forms
Strong command
| Person, form or usage | Form and meaning |
|---|---|
| Imperative | しゅうちゅうしろ (shuuchuushiro)concentrate! |
| Polite request | しゅうちゅうしてください (shuuchuushitekudasai)please concentrate |
Forms from the Loquus reference. Only supplied forms are shown. Browse all Japanese entries.