うまおいむし 馬追虫 LinksSentence search for 馬追虫Sentence search for うまおいむしKanji details for 馬, 追 and 虫Edit in JMdict Noun1. Hexacentrus japonicus (species of katydid); Hexacentrus unicolor (species of katydid)Rare term, See also 馬追い Discussions Log in to talk about this word.