PUZZLE

The Double-A side CD single "PUZZLE" was released April 1, 2009 for 1,020円 and 1,260円 for the special edition. The titular song was featured as the ending theme to The Raven Chaser. The other A side of the CD, "Revive" was used for the 25th opening of the anime. The song's rap sections were performed by an American rapper called Young Life.