楽部 がくぶ Meanings Noun Music Department (part of the Board of Ceremonies of the Imperial Household Agency) Kanji 楽 music. Read as ガク. 部 part. Read as ブ. Words containing 楽部 吹奏楽部 (すいそうがくぶ) concert band (as a school activity) Jinuma: Japanese Dictionary · Word lists