The male characters version intended for female audiences titled Room Mate aired from April to June 2017.

The anime was first aired on January 11, 2017 on Tokyo MX and Sun TV along with online streaming via Niconico[10] then finished on March 29, 2017.

[12] A second season of the One Room anime television series began airing on July 2, 2018, and finished on September 25, 2018.

In addition, Takuya Tani will be the new character designer and chief animation director, Shinji Takasuka will be joining as the art director, and Atsushi Furukawa will be the new color designer.

The anime's theme song titled "Kimi Iro Smile" (君色スマイル)[18] is performed by Kosuke Toriumi and Tomoaki Maeno (from episode 5), and Natsuki Hanae (from episode 9)[19] Crunchyroll addes the anime series to its streaming service.