One Room announced on their official Twitter page that the short Winter 2017 POV anime will air a second season somewhere in 2018. The show will feature new cast members Rie Takahashi, who you know from her role as Megumin in Konosuba, and Inori Minase.
MANGA.TOKYO will be back with more info!
One Room aired for 12 episodes during the Winter 2017 season. A male version called Room Mate aired in Spring 2017.
Anime One Room
Second Season Coming in 2018
Anime Info Page
Official Site: http://oneroom-anime.com/