いかのもちい 五十日の餅 LinksSentence search for 五十日の餅Sentence search for いかのもちいKanji details for 五, 十, 日 and 餅Edit in JMdict Noun1. mochi used for the celebration of a child's fiftieth daySee also 五十日の祝 Discussions Log in to talk about this word.