ななほし 七つの星 LinksSentence search for 七つの星Sentence search for ななつのほしKanji details for 七 and 星Edit in JMdict Noun1. the Big Dipper (asterism); the Plough; the PlowAstronomy, See also 北斗七星Noun2. Sun, Moon, Mercury, Venus, Mars, Jupiter and SaturnAstronomy, See also 七曜 しちよう Discussions Log in to talk about this word.