Five volumes of Bleach Soundtracks have been released. "Bleach Original Soundtrack 1" was released on May 18, 2005, and features 25 songs credited to Shirō Sagisu. "Bleach Original Soundtrack 2" was released on August 8, 2006 and features 46 songs covering up to episode 64 of the Bount Arc. "Bleach Original Soundtrack 3" was released on November 5, 2008, and includes 54 songs from the anime. "Bleach Original Soundtrack 4" was the last OST and it was released on December 16, 2009 and included 30 songs. The fifth anniversary box set released July 29, 2009, includes a CD that includes 21 previously unreleased songs.