Ma'anar ƙamus na Jafananci bittersweet yana nufin itacen inabi mai hawa, wanda kuma aka sani da Celastrus orbiculatus, wanda asalinsa ne a Gabashin Asiya, gami da Japan. Tana da koren ganyen da suke yin rawaya a lokacin kaka, kuma suna samar da berries orange-ja waɗanda suke tsagawa a buɗe don bayyana launin ja masu haske. da daci. Ana yawan girma da ɗanɗanar ɗanɗanon Jafananci a matsayin shuka na ado, amma kuma ana ɗaukarsa ɓarna a wasu yankuna da ke wajen ƙasarsa.