イトマキエイ LinksSentence search for イトマキエイSentence search for 糸巻鱝Sentence search for いとまきえいSentence search for 糸巻鱏Edit in JMdict Noun1. spinetail devil ray (Mobula japanica); Japanese devil rayUsually written using kana aloneOther forms糸巻鱝 【いとまきえい】、糸巻鱏 【いとまきえい】Notes糸巻鱝: Rarely-used kanji form. 糸巻鱏: Rarely-used kanji form. Discussions Log in to talk about this word.