取り調べる (torishiraberu) conjugation
to investigate, to examine
取り調べる (とりしらべる, torishiraberu) is an ichidan verb. Ichidan verbs are the tidy ones: drop the final る and add the ending. Nothing inside the word ever changes. Every form below is tappable — hear it, then say it back.
Conjugation table
| Form | Plain (casual) | Polite (~ます) | When you use it |
|---|---|---|---|
| Dictionary / plain | 取り調べる torishiraberu | 取り調べます torishirabemasu | The form you look up. Also the casual present and future. |
| Plain negative | 取り調べない torishirabenai | 取り調べません torishirabemasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 取り調べた torishirabeta | 取り調べました torishirabemashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 取り調べなかった torishirabenakatta | 取り調べませんでした torishirabemasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 取り調べて torishirabete | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 取り調べている torishirabeteiru | 取り調べています torishirabeteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 取り調べたい torishirabetai | 取り調べたいです torishirabetaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 取り調べよう torishirabeyou | 取り調べましょう torishirabemashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 取り調べられる torishiraberareru | 取り調べられます torishiraberaremasu | “can ~”. What you could do; the object often takes が. |
| Passive | 取り調べられる torishiraberareru | 取り調べられます torishiraberaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 取り調べさせる torishirabesaseru | 取り調べさせます torishirabesasemasu | Make or let someone do it. |
| Causative-passive | 取り調べさせられる torishirabesaserareru | 取り調べさせられます torishirabesaseraremasu | Be made to do it — the long one. |
| Imperative | 取り調べろ torishirabero | 取り調べてください torishirabetekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 取り調べるな torishiraberuna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 取り調べれば torishirabereba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 取り調べたら torishirabetara | — | “if / when ~”. The everyday conditional. |
🔊 Tap any Japanese word to hear it spoken.
Why it conjugates this way
Ichidan verbs are the tidy ones: drop the final る and add the ending. Nothing inside the word ever changes.
See the full rules on the verb conjugation guide.