Happy Lesson is a manga that ran from 1999 to 2002. On 26 April 2001 it received a visual novel adaptation. On 19 July 2001 a 5-part OVA series began the first anime adaptation, ending that same year. The second anime adaptation was a 13-episode TV series which ran April to June 2002. The second televised season, subtitled Advance, ran another 13 episodes from July to September of 2003. The fourth anime adaptation was a second OVA series, subtitled The Final, and was three episodes released 28 May 2004.
Happy Lesson OVA
- Aired July 19th, 2001
There is a Furo scene.
|Winter Season||Tales of Eternia · Hakaima Sadamitsu · The Daichis: Earth's Defense Family|
|Spring Season||Angelic Layer · Rune Soldier · Steel Angel Kurumi 2 · Hare + Guu · Noir|
|Summer Season||Sister Princess · I My Me! Strawberry Eggs · Fruits Basket|
|Fall Season||A Little Snow Fairy Sugar · Najica Blitz Tactics · Vampiyan Kids|
|Ongoing Series||Hunter x Hunter · Inuyasha · Zoids: New Century Zero · Digimon Tamers · Groove Adventure Rave|
|Movies, OVAs & Specials||One Piece: Clockwork Island Adventure · Puni Puni Poemy · FLCL · Steel Angel Kurumi Zero · ÉX-Driver · Spirited Away · Spirit of Wonder: Scientific Boys Club · Lupin III: Alcatraz Connection · Cowboy Bebop The Movie: Knockin' on Heaven's Door · Hooligan|
|Manga||Angel Heart · Alice 19th · Majokko Megu-chan|