Happy Lesson OVA Series (2001) | All episodes

Heart Pounding * Mom Teacher

Release Date: 2001-07-19

Heart Pounding * Vacation

Release Date: 2001-12-21

Anxious * Happy Mom

Release Date: 2002-04-26

Uki Uki * Koyomi on Stage

Release Date: 2002-04-26

Kira Kira * Miko Teacher

Release Date: 2002-05-23