Buono! was a subgroup of the Japanese girl groups Berryz Kobo and Cute, formed in 2007 by Up-Front Promotion and associated with Hello! Project. The members consisted of Momoko Tsugunaga and Miyabi Natsuyaki from Berryz Kobo, and Airi Suzuki from Cute. Their vocals were backed by the band Dolce, which formerly went under name Busters! in 2008.

Berryz Kobo was a Japanese idol girl group formed by Up-Front Promotion in 2004 and associated with Hello! Project. The group's members consisted of Hello! Project Kids members Saki Shimizu, Momoko Tsugunaga, Miyabi Natsuyaki, Chinami Tokunaga, Maasa Sudo, Yurina Kumai, and Risako Sugaya; Maiha Ishimura left the group in 2005.