ツキチョウチョウウオMeanings1nounpanda butterflyfish; Hongkong butterflyfishA species of butterflyfish (Chaetodon wiebeli) with a distinctive black-and-white pattern.ツキチョウチョウウオは、日本にほんの太たい平へい洋よう岸がんで見みられる熱ねっ帯たい魚ぎょです。The panda butterflyfish is a tropical fish found along the Pacific coast of Japan.