あまくさくらげ 天草水母 LinksSentence search for 天草水母Sentence search for あまくさくらげSentence search for 天草海月Sentence search for アマクサクラゲKanji details for 天, 草, 水 and 母Edit in JMdict Noun1. Amakusa jellyfish (Sanderia malayensis)Usually written using kana aloneOther forms天草海月 【あまくさくらげ】、アマクサクラゲ Discussions Log in to talk about this word.