noun
extra-curricular activities
Educational term referring to activities outside the regular curriculum, such as club activities and school events. Often contrasted with 特別活動 (special activities).
See also: 特別活動
教科外活動として、放課後にクラブ活動が行われている。
As extra-curricular activities, club activities are held after school.
特別活動 refers to a specific category of school activities (e.g., homeroom, student council, school events) that are part of the official curriculum, while 教科外活動 is a broader term for any activities outside regular subjects.
Compound of 教科 (subject, curriculum), 外 (outside), and 活動 (activity). A straightforward modern educational term.