1.
monthly period, span of a month, month-long (campaign or event)
A period spanning one month. Often used as a suffix attached to a campaign or awareness theme to indicate a designated month — similar to English constructions like 'Fire Prevention Month' or 'Breast Cancer Awareness Month.'
交通安全月間が始まった。
Traffic Safety Month has started.
月間売上が過去最高を記録した。
Monthly sales set an all-time record.
十月は読書推進月間で、図書館では様々なイベントが開かれる。
October is Reading Promotion Month, and various events are held at libraries.
USAGE:
月間 has two main uses:
1. As a suffix for designated awareness/campaign months: 〜月間
2. As a modifier meaning "monthly" or "for the month": 月間 + noun
Common designated months in Japan include 防災月間 (Disaster Prevention Month) and 環境月間 (Environment Month).
COMMON COLLOCATIONS:
- 交通安全月間: Traffic Safety Month
- 防災月間: Disaster Prevention Month
- 月間売上: monthly sales
- 月間アクセス数: monthly page views