Columns: Volume | Discs | Episodes | Region 1 | Region 2 | Region 4
1 | 1 | 4 | January 31, 2006 | February 19, 2007 | March 15, 2007 | 2 | 1 | 4 | March 28, 2006 | June 4, 2007 | July 5, 2007 | 3 | 1 | 4 | May 30, 2006 | September 3, 2007 | March 13, 2008 | 4 | 1 | 4 | July 18, 2006 | February 18, 2008 | June 19, 2008 | 5 | 1 | 4 | September 19, 2006 | May 26, 2008 | March 5, 2009