こどもの日 こどものひ Also written 子供の日 Meanings Expression, Noun Children's Day (national holiday; May 5) Kanji 日 day. Read as ひ. Example sentences 5月5日は子供の日です。The 5th May is Children's Day. 5月5日は、こどもの日です。May 5th is Children's Day. Jinuma: Japanese Dictionary · Word lists