Happy_Lesson_OVA_[01]_Exciting!_Teacher_Moms!_[Dual][E-D][FD44CBC1]
Happy_Lesson_OVA_[02]_Exciting!_Vacation!_[Dual][E-D][E77B7329]
Happy_Lesson_OVA_[03]_Uneasy!_Happy_Moms!_[Dual][E-D][8E157A33]
Happy_Lesson_OVA_[04]_Lighthearted!_Koyomi_On_Stage!_[Sub][Zalis][F72BDF75]
Happy_Lesson_OVA_[05]_Shining!_Shrine_Maiden_Teacher!_[Sub][Zalis][F21483A1]