Documentary of 22/7

Documentary of 22/7 is a retrospective documentary about 22/7 and the behind-the-scenes activities before their debut. It is included in the Shampoo no Nioi ga Shita Type B single. It was released on April 11, 2018.

Cast

 * Nagomi Saijo
 * Sally Amaki
 * Mizuha Kuraoka
 * Chiharu Hokaze
 * Ruri Umino
 * Kanae Shirosawa
 * Reina Miyase
 * Mei Hanakawa
 * Moe Suzuhana
 * Urara Takatsuji
 * Aina Takeda
 * Digital Idol 25 (Cameo)

Discography

 * Boku wa Sonzai Shiteinakatta
 * 11 Nin ga Atsumatta Riyuu
 * Chikatetsu Teikou Shugi