警備する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 警備する | 警備しない |
| Polite | 警備します | 警備しません |
| Past polite | 警備しました | 警備しませんでした |
| Past | 警備した | 警備しなかった |
| Te-form | 警備して | 警備しないで |
| Desire | 警備したい | 警備したくない |
| Potential | 警備できる | 警備できない |
| Passive | 警備される | 警備されない |
| Causative | 警備させる | 警備させない |
| Causative passive | 警備させられる | 警備させられない |
| Volitional | 警備しよう | |
| Polite volitional | 警備しましょう | |
| Imperative | 警備しろ | 警備するな |
| Conditional | 警備すれば | 警備しなければ |
| Tara conditional | 警備したら | 警備しなかったら |
noun, noun or participle which takes 'suru', transitive verb
Refers to the act of guarding, patrolling, or maintaining security for people, buildings, events, or areas. Often used in compound nouns like 警備員 (security guard) and 警備会社 (security company).
Security at the airport is tight.
警察が会場を警備している。
The police are guarding the venue.
It's a company that handles security for the airport.
After the terrorist incident, security at the station was tightened.
Many security guards were on duty for the event.
Security is tight because the president is coming.
警備 emphasizes organized security work (e.g., by guards or police), while 見張り is a broader, less institutional term for keeping watch.
警備 refers to the concrete act of guarding or patrolling a place, while 警戒 describes the mental/organizational state of being on alert.
guard ship; patrol vessel
guard force; garrison; security detail