K-On! Mata Mata Gakuensai! (2009–2010) Online
- Original Title :
- Mata Mata Gakuensai!
- Genre :
- TV Episode / Animation / Comedy / Drama / Music
- Year :
- 2009–2010
- Directror :
- Naoko Yamada,Mitsuyoshi Yoneda
- Cast :
- Aki Toyosaki,Yôko Hikasa,Satomi Sato
- Writer :
- Kakifly,Katsuhiko Muramoto
- Type :
- TV Episode
- Time :
- 24min
- Rating :
- 9.2/10
A musical club gives a concert on a festival.
| Episode credited cast: | |||
 | Aki Toyosaki | - | Yui Hirasawa (voice) |
| Yôko Hikasa | - | Mio Akiyama (voice) |
| Satomi Sato | - | Ritsu Tainaka (voice) |
 | Minako Kotobuki | - | Tsumugi Kotobuki (voice) |
| Ayana Taketatsu | - | Azusa Nakano (voice) |
| Asami Sanada | - | Sawako Yamanaka (voice) |
| Chika Fujito | - | Nodoka Manabe (voice) |
| Madoka Yonezawa | - | Ui Hirasawa (voice) |
| Yoriko Nagata | - | Jun Suzuki (voice) |
| Rest of cast listed alphabetically: | |||
 | Laura Bailey | - | Nodoka Manabe (voice) |
 | Christine Marie Cabanos | - | Azusa Nakano (voice) |
| Michelle Ann Dunphy | - | Jun Suzuki (voice) |
| Catherine Fu | - | Mio Akiyama (voice) |
| Mami Fujita | - | Classmate (voice) |
| Mai Hirano | - | Classmate (voice) |