アブラヒガイじ字FuriganaMeanings1nounSarcocheilichthys biwaensis; Biwa oily gudgeonusually written using kana aloneA species of cyprinid fish endemic to Lake Biwa, Japan. Scientific name: Sarcocheilichthys biwaensis.アブラヒガイは琵び琶わ湖こだけに生せい息そくする淡たん水すい魚ぎょです。The Biwa oily gudgeon is a freshwater fish that lives only in Lake Biwa.