大黒鼠 だいこくねずみ Also written ダイコクネズミ Meanings Noun white rat white rat that serves Daikoku (god of wealth) Kanji 大 big. Read as ダイ. 黒 black. Read as コク. 鼠 rat; mouse; dark gray. Read as ねずみ. Jinuma: Japanese Dictionary · Word lists