課か外がい

noun, noun which may take the genitive case particle 'no'

extracurricular; outside the curriculum

Refers to activities, lessons, or events that are not part of the regular school curriculum. Often used in compounds like 課外活動 (extracurricular activities) or 課外授業 (extracurricular class).

• 放ほう課か後ごに課か外がい活かつ動どうに参さん加かする。