The acronym GISM has many different variations;[citation needed] they include: "Guerrilla Incendiary Sabotage Mutineer" (original), "God In the Schizoid Mind", "Grand Imperialism Social Murder", "Genocide Infanticide Suicide Menticide", "Gay Individual Social Mean", "Gothic Incest Sex Machine", "Grubby Incest Stripper Mastitis", "Gravity Impel Slaying Machine", "Get Incinerated Sorrow Mass", "Gore Impromptu Suicide Mine", "Grim Iconic Sadistic Mantra" and "Gnostic Idiosyncrasy Sonic Militant".
GISM came to be widely known in the global punk scene after the song “Endless Blockades for the Pussyfooter” appeared on International P.E.A.C.E.
[citation needed] GISM released their last album on compact disc, titled SoniCRIME TheRapy, in 2001.
[7] Sakevi Yokoyama continued to make collage art with his own clothing brand "stlTH", which made T-shirt designs until his passing in late 2023.
[citation needed] Randy Uchida (guitarist) and Tohru Hiroshima (drummer) played with Ronny Wakamats and Michel Hammer in a side project called R.U.G.
[12] Cloudy (original bassist) played bass for female-fronted speed metal band Front Guerrilla, which released an EP titled Fight Back in 1986.
[citation needed] Ironfist Tatushima (drummer) continues to play in the bands Die You Bastard!
Sakevi also personally interviewed the Tokyo Medical Examiners Office, wrote the P.L.O., and wrote prisoners of war from Anti Japanese Armed Fronts by asking them all their opinions on death, included vivid instructions on different ways to kill people and showed vivid drawings on how ABC weapons are made with images of their horrific consequences.
John Duncan, the guest-editor for the magazine, stated in the introduction of the third issue that Sakevi attacked a salaryman for staring with a makeshift flamethrower on a Tokyo commuter train, subsequently landing him in prison.