Happy☆Lesson (TV)
Japanese title: HAPPY☆LESSON
Type: TV
Episodes: 13
Premiered: spring 2002
Source: Manga
Genres: Comedy, Drama, Romance
Studios: Studio Hibari
Producers: KSS
Duration: 23 min per ep
Rating: PG-13 - Teens 13 or older

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: ANN)