どよううしひ 土用の丑の日 LinksSentence search for 土用の丑の日Sentence search for どようのうしのひKanji details for 土, 用, 丑 and 日Edit in JMdict Expressions (phrases, clauses, etc.), Noun1. day of the ox in midsummer (during the hottest season); dog days of summerSee also 丑の日 Discussions Log in to talk about this word.