田中れいな
This is Morning Musume's third double A-side single, following "Kono Chikyū no Heiwa o Honki de Negatterun Da yo! / Kare to Issho ni Omise ga Shitai!" and "One Two Three / The Matenrō Show", and the final single to feature sixth generation member Reina Tanaka, who announced that she would graduate at the end of the group's spring tour.