SuperCali

Midnight Sun is an extended play (EP) marketed as the sixth single of Japanese boy group JO1, featuring lead track "SuperCali". Consisting of four songs and four instrumental version, the EP single was released digitally by Lapone Entertainment on October 10, 2022, while the three physical editions were released on October 12, 2022. It features the group's frequent collaborators such as Teito, Jung Ho-hyun, Full8loom, Nmore, and Poptime. Midnight Sun became the sixth single of JO1 that earned number one position on the Oricon Singles Chart. It is also their first single that surpassed 600,000 copies sold in its release week according to Billboard Japan.