WOW WOW

 is the debut single of ALL24, released on January 31st, 2020.

It was announced on December 27th, 2019.

Tracklist

 * 1) WOW WOW
 * 2) Seishun da Capo (青春ダ・カーポ)
 * 3) One day Suddenly

"WOW WOW"
★ Senbatsu (16 Members) (Moon and Moony Centers)
 * 1st Generation: Asuna, Dan, Daneiris, Erity, Hayun, Ivy, Izumi, Jiwoo, Kinsley, Moon, Moony, Rowan, Sofie, Sorin, Yeha, Yumi

"Seishun da Capo"
★ Senbatsu (16 Members) (Sooah Center)
 * 1st Generation: Dan, Erity, Hayun, Ivy, Izumi, Jiwoo, Kinsley, Moon, Moony, Rowan, Sofie, Sooah, Trisha, Yeha

"One day Suddenly"
★ Senbatsu (15 Members) (Daneiris Center)
 * 1st Generation: Asuna, Dan, Daneiris, Erity, Hayun, Ivy, Jiwoo, Kinsley, Moon, Moony, Sofie, Sorin, Yeha, Yumi