Vocabulary What does 蝶々 (ちょうちょう, chouchou) mean? 蝶々 (ちょうちょう, chouchou) means butterfly. Quick factsReadingちょうちょうRomajichouchouPart of speechnoun 蝶々ちょうちょうchouchoubutterfly1noun butterflyAlso written: 蝶蝶Kanji in this word蝶butterfly