はらびれ 腹鰭 LinksSentence search for 腹鰭Sentence search for はらびれSentence search for 腹びれKanji details for 腹 and 鰭Edit in JMdict Noun1. pelvic fin; ventral finOther forms腹びれ 【はらびれ】 Discussions Log in to talk about this word.