ShredDB is an experimental .shred library, I removed the audio so it's pretty useless. You can find the source .psarc files here.

Song	Artist	Play	Shred	Length	Album	Year	Tuning	Uploader	Updated	Delete
Junjou Bomber!!	Nagata Yoriko			3:17	K-ON!! Character Image Songs - Suzuki Jun	2011	E Standard	mute	1970-01-01
Midnight Superstar	Nagata Yoriko			3:46	K-ON!! Character Image Songs - Suzuki Jun	2011	E Standard	mute	1970-01-01