退校処分 たいこうしょぶん Meanings Noun expulsion (from school) See also: 退学処分 (たいがくしょぶん). Kanji 退 withdraw. Read as タイ. 校 school. Read as コウ. 処 deal with. Read as ショ. 分 part. Read as ブン. Jinuma: Japanese Dictionary · Word lists