共済事業 きょうさいじぎょう Meanings Noun mutual aid enterprise Kanji 共 together. Read as キョウ. 済 settle. Read as サイ. 事 matter 業 business. Read as ギョウ. Words containing 共済事業 中小企業退職金共済事業団 (ちゅうしょうきぎょうたいしょくきんきょうさいじぎょうだん) Smaller Enterprise Retirement Allowance Mutual Aid Corporation Jinuma: Japanese Dictionary · Word lists