1.
hosting, sponsoring, organizing (an event)
Planning and running an event, competition, or gathering as the main organizer. Often used with する to form a verb.
市が主催するイベントだ。
It's an event hosted by the city.
NPOが主催したチャリティーコンサートに参加した。
I attended a charity concert organized by an NPO.
大学が主催する国際シンポジウムが来月開催される予定だ。
An international symposium hosted by the university is scheduled to be held next month.
COMMON COLLOCATIONS:
- ~が主催する (hosted/organized by ~)
- 主催者 (organizer, host)
- 主催団体 (organizing body)
PATTERN: The organizer is marked with が: 「Xが主催するY」 means "Y hosted by X." The event being hosted is the direct object when using を: 「Xが大会を主催する」.