第一生命保険 だいいちせいめいほけん Meanings Noun Dai-ichi Mutual Life Insurance Company Kanji 第 No.. Read as ダイ. 一 one. Read as イチ. 生 life. Read as セイ. 命 life. Read as メイ. 保 keep 険 peril. Read as ケン. Jinuma: Japanese Dictionary · Word lists