Sakurazaka46 (櫻坂46, Sakurazaka Forty-six), formerly Keyakizaka46 (欅坂46, Keyakizaka Forty-six), is a Japanese idol girl group produced by Yasushi Akimoto. The group was created on August 21, 2015, becoming Nogizaka46's first sister group under the Sakamichi Series. The group was rebranded as Sakurazaka46 after their last concert on October 13, 2020. The group's fans are known as Buddies.

As Keyakizaka46, the group had released nine singles, eight of which topped the Oricon Singles Chart and Billboard Japan Hot 100. The group had also released three compilation albums, one of which was released by Hiragana Keyakizaka46, a subgroup who later became an independent group, Hinatazaka46. Additionally, the group hosts multiple variety shows, radio programs, and television dramas.