広島型原爆 ひろしまがたげんばく Meanings Noun Hiroshima-type A-bomb Kanji 広 wide. Read as ひろい. 島 island. Read as しま. 型 type. Read as かた. 原 original. Read as ゲン. 爆 explode. Read as バク. Jinuma: Japanese Dictionary · Word lists