こいぐち 鯉口 LinksSentence search for 鯉口Sentence search for こいぐちSentence search for こいくちKanji details for 鯉 and 口Edit in JMdict Noun1. opening of a scabbard; mouth of a sword sheathNoun2. style of shirt with carp-mouth shaped sleevesPlace3. KoiguchiOther forms鯉口 【こいくち】 Discussions Log in to talk about this word.