調査
Japanese
    
| Kanji in this term | |
|---|---|
| 調 | 査 | 
| ちょう Grade: 3 | さ Grade: 5 | 
| on’yomi | |
Etymology
    
From chō (調, investigate) + sa (査, look into).
Derived terms
    
- 調査官 (chōsakan)
Verb
    
調査する • (chōsa suru) suru (stem 調査し (chōsa shi), past 調査した (chōsa shita))
- to investigate, to examine, to inspect, to inquire, to survey
Conjugation
    
Conjugation of "調査する" (See Appendix:Japanese verbs.)
| Katsuyōkei ("stem forms") | ||||
|---|---|---|---|---|
| Mizenkei ("imperfective") | 調査し | ちょうさし | chōsa shi | |
| Ren’yōkei ("continuative") | 調査し | ちょうさし | chōsa shi | |
| Shūshikei ("terminal") | 調査する | ちょうさする | chōsa suru | |
| Rentaikei ("attributive") | 調査する | ちょうさする | chōsa suru | |
| Kateikei ("hypothetical") | 調査すれ | ちょうさすれ | chōsa sure | |
| Meireikei ("imperative") | 調査せよ¹ 調査しろ² | ちょうさせよ¹ ちょうさしろ² | chōsa seyo¹ chōsa shiro² | |
| Key constructions | ||||
| Passive | 調査される | ちょうさされる | chōsa sareru | |
| Causative | 調査させる 調査さす | ちょうささせる ちょうささす | chōsa saseru chōsa sasu | |
| Potential | 調査できる | ちょうさできる | chōsa dekiru | |
| Volitional | 調査しよう | ちょうさしよう | chōsa shiyō | |
| Negative | 調査しない | ちょうさしない | chōsa shinai | |
| Negative continuative | 調査せず | ちょうさせず | chōsa sezu | |
| Formal | 調査します | ちょうさします | chōsa shimasu | |
| Perfective | 調査した | ちょうさした | chōsa shita | |
| Conjunctive | 調査して | ちょうさして | chōsa shite | |
| Hypothetical conditional | 調査すれば | ちょうさすれば | chōsa sureba | |
| ¹ Written imperative ² Spoken imperative | ||||
References
    
- 2002, Ineko Kondō; Fumi Takano; Mary E Althaus; et. al., Shogakukan Progressive Japanese-English Dictionary, Third Edition, Tokyo: Shōgakukan, →ISBN.
- Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tōkyō: Sanseidō, →ISBN
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