An event or function; an organized occasion such as school, community, or company activities.
学校の行事に保護者も参加できる日がある。
There are days when parents can participate in school events.
年中行事として夏祭りが毎年開かれる。
A summer festival is held every year as an annual event.
会社の行事で多くの時間を費やした。
I spent a lot of time on the company's events.