These are Drama CDs and some could be sound tracks. There are a lot more on Hetalia Wikia.
I put down a calendar, Comic Sonic - the pillows CD, and Sket Dance drama CD ad.
Otaku Republic is a good site to find a lot of Drama CDs. You may find your favorite show here.
In addition to volume covers, Fairy Tail does DVD bundles with certain manga issues. Volume 24, 26, and 27 are special limited editions.
- Volume 24 - DVD Seasons?
- Volume 26 - Welcome to Fairy Tail Hills OVA Cover
- Volume 27 - Fairy Academy: Yankee Kun and Yankee Chan! OVA
The other images are Fairy Tail's box art for a new PSP game and a DS game, Fairy Tail Portable Guild and Gekitou Madou Shikkesen.
Guilty Crown has another soundtrack, My Dearest Supercell.