労災保険 ろうさいほけん Meanings Noun worker's accident insurance See also: 労働者災害補償保険 (ろうどうしゃさいがいほしょうほけん). Kanji 労 labor. Read as ロウ. 災 disaster. Read as サイ. 保 keep 険 peril. Read as ケン. Jinuma: Japanese Dictionary · Word lists