整理整頓 せいりせいとん Meanings Noun, する verb keeping things tidy and in order Kanji 整 arrange. Read as セイ. 理 reason 頓 sudden. Read as トン. Example sentences 教室を整理整頓するようにと命じられた。It was ordered that the classroom be put in order. 自分の部屋はできるだけ整理整頓しておきなさい。Keep your room as neat as you can. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists