The Metal Gear video games consist of 17 different albums, totaling over 940 hours of music within the 11 games. There were four different music labels used for the albums in different games. These include Sony Entertainment, Konami Digital Entertainment, Phantom Studios, Sumthing Else Music Works, and King Records (Japan). The most used record labels were Konami Digital Entertainment and King Records. Konami was used for Metal Gear 20th Anniversary: Metal Gear Music Collection, Metal Gear Solid 4: Guns of the Patriots Original Soundtrack, Metal Gear Solid: Peace Walker Original Soundtrack, and the Metal Gear 25th Anniversary: Metal Gear Music Collection, Metal Gear Rising: Revengeance. King Records was used for Metal Gear 2: Solid Snake Original Soundtrack, Metal Gear Solid Original Game Soundtrack, Metal Gear/ Solid Snake: Music Compilation of Hideo Kojima / Red Dis, Metal Gear Solid 2: Sons of Liberty Original Soundtrack, and Metal Gear Solid 2: Sons of Liberty Soundtrack 2: The Other Side. Several different producers were used for different games. These include Konami, Masahiro Hinami, Noriakio Kamura, Norihiko Hibino, Tojima, Harry Gregson-Williams. Konami producing 6 out of the 11 Metal Gear games. The games used many different genres of music throughout the games. They are as follows: breakbeat, classical, drum and bass, electronic, hip hop, jazz, ambient, acoustic, Latin American, electronic rock, industrial metal, alternative metal, hard rock, power metal, neoclassical, romantic music, lounge, and rock and roll.