CD Japan’s listings have recently revealed new information about the upcoming K-ON!! single. You can preorder it here.

Pure Pure Heart
Release Date: June 2nd
Price: 1000 yen
Tracklist:
1. Pure Pure Heart
2. Sakuragaoka Joshi Kotogakko Koka (Sakura Girls High School Theme Song) [Rock Ver.]
3. Pure Pure Heart (instrumental)
4. Sakuragaoka Joshi Kotogakko Koka [Rock Ver.] (instrumental)
5. Pure Pure Heart (instrumental) [Guitar 1]
6. Pure Pure Heart (instrumental) [Guitar 2]
7. Pure Pure Heart (instrumental) [Keyboard]
8. Pure Pure Heart (instrumental) [Bass]
9. Pure Pure Heart (instrumental) [Drums]

[Via CD Japan]