HAPPY☆LESSON (TV)

Hitotose Chitose was always alone and untrusting of people but when 5 female teachers appear and started living together with him in his family's house as his mothers, things started to change and pick up, together with Hazuki-nee and Minazuki (his 2 sisters) everyday is a lesson. (Source: Anime News Network) Note: First episode is a re-edited version of the alternative OVA series' 1st episode, Dokidoki☆Mama Teacher. — Description from AniList community (anilist.co).