- K-On! generic discussion
- K-On! Manga discussion
- K-On! - Character Discussion - Yui
- K-On! - Character Discussion - Mio
- K-On! - Character Discussion - Ritsu
- K-On! - Character Discussion - Tsumugi
- K-On! - Episode 1 Discussion / Poll
- K-On! - Image Thread (wallpapers, fan art, gifs, etc.)
- K-On! Music Videos
- K-On! - Requests for new threads
- K-On! - Music discussion (OP/ED & OST, etc.)
- K-On! - Voice Actor Appreciation & Discussion
- K-On! - Q & A
- K-On! - Merchandise (Figurines, Artbooks, DVDs, etc.)
- K-On! - Avatar & Signature Request Thread [Read Guidelines]
- K-On! FanFiction Discussion
- K-On! - Favorite Quotes Thread
- K-On! - Episode 2 Discussion / Poll
- K-On! - Episode 3 Discussion / Poll
- K-On! - Episode 4 Discussion / Poll
- K-On! - Episode 5 Discussion / Poll
- K-On! - Character Discussion - Sawako
- K-On! - Tabs and Sheet Music (or The Yui School of Rock)
- K-On! - Musical Instruments Discussion
- K-On! - Episode 6 Discussion / Poll
- Is K-On! a musical inspiration for you?
- Who's your Favourite K-On! Main Character ?
- K-On! - Episode 7 Discussion / Poll
- K-On! - Episode 8 Discussion / Poll
- K-On! - Episode 9 Discussion / Poll
- K-On! - Character Discussion - Azusa
- K-On! - Episode 10 Discussion / Poll
- K-On! - Episode 11 Discussion / Poll
- K-On! - Episode 12 [FINALE] Discussion / Poll
- K-On! - Episode 13 [Bonus] Discussion / Poll
- K-On! - Overall Series Impressions & Total Series Rating
- K-On! - Favourite Character(s) Poll