当直する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 当直する | 当直しない |
| Polite | 当直します | 当直しません |
| Past polite | 当直しました | 当直しませんでした |
| Past | 当直した | 当直しなかった |
| Te-form | 当直して | 当直しないで |
| Desire | 当直したい | 当直したくない |
| Potential | 当直できる | 当直できない |
| Passive | 当直される | 当直されない |
| Causative | 当直させる | 当直させない |
| Causative passive | 当直させられる | 当直させられない |
| Volitional | 当直しよう | |
| Polite volitional | 当直しましょう | |
| Imperative | 当直しろ | 当直するな |
| Conditional | 当直すれば | 当直しなければ |
| Tara conditional | 当直したら | 当直しなかったら |
noun, noun which may take the genitive case particle 'no', noun or participle which takes 'suru', intransitive verb
being on duty; being on watch
Refers to the state of being on duty, especially for night shifts or emergency standby in hospitals, factories, or security roles. Often used with する to mean 'to be on duty'.
I'm on duty tonight, so I can't go home.
Please call the doctor on duty.
Refers to the person who is on duty, especially in a professional setting like a hospital or security post. Often used with の to modify another noun.
The person on duty hasn't arrived yet.
I'm on duty tonight.
He goes on night duty once a week.
A new nurse is on duty today.
Since I wasn't feeling well, I had a colleague cover my duty shift.