多乳房症 たにゅうぼうしょう Meanings Noun polymastia (having more than one pair of mammae or breasts); pleomastia; hypermastia Kanji 多 many. Read as タ. 乳 milk. Read as ニュウ. 房 chamber. Read as ボウ. 症 symptom. Read as ショウ. Jinuma: Japanese Dictionary · Word lists