OTMGirls no YOKIYOKI Channel

The OTMGirls celebrate Retsuko's birthdays.

The story is about girls who face a battle against the turning point of their lives.

Web shorts focusing on each of the 22/7 idols in everyday life. 1) day01 Miu Takigawa (day01 滝川みう), March 23, 2018. 2) day02 Miyako Kouno (day02 河野都), March 23, 2018. 3) day03 Ayaka Tachikawa (day03 立川絢香), May 24, 2018. 4) day04 Reika Satou (day04 佐藤麗華), July 7, 2018. 5) day05 Nicole Saitou (day05 斎藤ニコル), Sep 15, 2018. 6) day06 Akane Maruyama (day06 丸山あかね), Oct 7, 2018. 7) day07 Jun Toda (day07 戸田ジュン), Oct 7, 2018. 8) day08 Sakura Fujima (day08 藤間桜), Nov 12, 2018.

A short ONA released on the MAGGardeninfo YouTube channel to promote the manga's 11th Volume. Immediately follows the events of the TV show, previewing material from the manga's as-of-yet unadapted 10th Volume with new original animation and voice acting.