At a glance
Noun の 間に means "during [noun]". It says that something happens at some point within a period, like a vacation, a trip or a meeting.
[Noun] の 間に [action or event]。
留守の間に、荷物が届きました。 A package arrived while I was out.
How to form it
Put の after a noun for a period or event, then 間に. The same pattern also works after verbs.
| Attaches to | Form | Example |
|---|---|---|
| Noun | Noun + の + 間に | 休みの間に |
| Verb | Verb ている form + 間に | 寝ている間に |
Register: neutral. It is used in both polite and casual speech.