期間中
Meanings
1
during; for the duration of
Used to indicate that something happens or is valid throughout a specified period. Often follows a time expression (e.g., 夏休み期間中, キャンペーン期間中).
During the summer vacation period, the library's opening hours will be shortened.
If you order during the campaign period, shipping is free.
Usage patterns
- 〈事〉期間中に〈動詞〉to do something during the ~ period
Many items are discounted during the sale period.
- 期間中は〈事〉throughout the period, ~ (is the case)
Shipping is free for the duration of the campaign.
- 〈事〉期間中のみonly during the ~ period
This discount is valid only during the summer vacation period.