Nona Diamonds, a group consisting of nine members (finalists of the event, "AKB48 Group Kashoryoku No.1 Ketteisen"), brings a single! Participating members: Nana Okada, Kano Nojima, Nao Furuhata, Suzuran Yamauchi, Amiru Yamazaki, Yuka Akiyoshi, Hino Mimura, Yura Ikeda, and Honoka Yano. Comes with a bonus DVD featuring music video and live performance of four songs. Also includes a photo randomly selected from nine kinds.