課外 かがい Meanings Noun, の-adjective extracurricular Kanji 課 lesson. Read as カ. 外 outside. Read as ガイ. Words containing 課外 課外活動 (かがいかつどう) extracurricular activities 課外授業 (かがいじゅぎょう) extracurricular lesson 正課外 (せいかがい) extracurricular Word lists JLPT N1 Jinuma: Japanese Dictionary · Word lists