"Kuchibiru ni Be My Baby" (唇にBe My Baby, On-the-Lips Be My Baby) is the 42nd single by the Japanese idol girl group AKB48. It was released in Japan on December 9, 2015. As of February 22, 2016 (issue date), it has sold 1,041,763 copies. It was number-one on the weekly Oricon Singles Chart and was also number-one on the Billboard Japan Hot 100.