Greenmachine, a Japanese rock band, was formed in 1995. The group named themselves after the Kyuss song "Green Machine" and released their debut album D.A.M.N. in 1996 on their label, Taste. Their second album, The Earth Beater, followed in 1998, also on Man's Ruin Records. Greenmachine disbanded in 1999 but reunited in 2003 with a new bass player and released The Archives of Rotten Blues on Diwphalanx Records. Greenmachine disbanded again in 2006 after performing at the Wizard's Convention Vol. 5. Their performance was later featured on the 2007 DVD This is the End. Greenmachine reunited in 2013 with Datsu, Hasegawa, and Monzawa, and released For the Night and Blood EP in 2016, followed by the album Mountains of Madness in 2019. In 2020, their 25th-anniversary album titled Greenmachine was released.