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Real/full name:
Masaki Tachi
56 (born Jun 6th, 1966)
Place of birth:
Japan (Kuwana, Mie)


Gezol is Samm's brother.

Gezol is the owner of Evil Records.


The track "I Am the Graves of the 80s" on Darkthrone's Circle the Wagons album is dedicated to Gezol.


As Gezolucifer:
Vocals, Guitars, Bass (1995-present)

1996 Heavy Metal Drill Bass, Vocals
1996 Heavy Metal Hunter (EP) Vocals, Bass
2000 Warriors Again / Soul of Warriors (Single) Bass, Vocals
2001 Heavy Metal Chainsaw Bass, Vocals (as "Geniezoluzifer")
2001 Warriors Ride on the Chariots (EP) Bass, Vocals (as "Geniezoluzifer")
2002 Live Drilling 2000 (The Official Bootleg) (Live album) Bass, Vocals
2002 Live Zorugelion (Live album) Vocals (as "Geniezolucifer")
2003 Heavy Metal Genocide - Live in Japan 2002 (Live album) Vocals (as "Geniezolucifer")
2003 Live Elizaveat (Live album) Vocals, Guitars, Bass
2005 Heavy Metal NarokOsaka Chainsaw Massacre (Live album) Vocals (as "Geniezolucifer")
2005 Shachihoco Attack (Single) Vocals
2006 Metalucifer in U.S.A. 2003 (Video) Vocals
2009 Heavy Metal Bulldozer Guitars, Vocals, Bass
2010 Live Ossiandozergh (Live album) Vocals
2010 Live Tormentharou (Heavy Metal Fruit Basket) (Live album) Vocals
2012 Live Damiazelucifer (Live album) Vocals
2012 Bulldozing It True (Live album) Vocals
2013 Metaluciferian Nightmares 1995-2013 (Compilation) Vocals, Bass, Guitars
2016 Guerra Total & Metalucifer (Split) Vocals, Bass
2017 The Asian Tyrantz / We're Still Metal Kids (Split) Bass, Vocals
2019 Bulldozing Kuala Lumpur (Live album) Guitars, Vocals, Bass
2019 Live in Taiwan (Split) Vocals, Bass
(show all)


Bass, Vocals (lead) (1984-present)

1985 Sabbat (Single) Bass, Vocals
1987 F.E.T.U. Split Tape Vol. 1 (Split) Bass, Vocals (lead)
1987 Born by Evil Blood (EP) Bass, Vocals
1988 Desecration (EP) Vocals, Bass
1989 Bloody Countess: Bride of the Demon (Demo) Bass, Vocals
1989 The Devil's Sperm Is Cold (EP) Vocals, Bass
1989 Samurai Official Promo Tape Volume 1 (Split) Bass, Vocals
1990 Sabbatical Demon (Demo) Vocals, Bass
1990 The Seven Deadly Sins (EP) Vocals, Bass
1991 Envenom Bass, Vocals
1992 Evoke Vocals, Bass
1993 Disembody Vocals, Bass
1994 Black Up Your Soul (Compilation) Bass, Vocals (lead)
1994 Sabbatical Devilucifer (EP) Bass, Vocals
1994 Fetishism Vocals, Bass
1995 Live at Blokula (Live album) Bass, Vocals
1995 ...for Satan and Sacrifice (Compilation) Bass, Vocals (lead)
1996 The Dwelling Music, Bass, Lyrics, Vocals
1996 Live 666 - Japanese Harmageddon (Live album) Vocals, Bass
1997 Scandinavian Harmageddon (EP) Bass, Vocals
1997 Headbangers Against Disco Vol. 1 (Split) Bass, Vocals
1997 European Harmageddon (EP) Vocals, Bass
1998 East European Harmageddon (EP) Vocals, Bass
1998 American Harmageddon (EP) Vocals, Bass
1998 African Harmageddon (EP) Bass, Vocals
1998 Asian Halmageddon (EP) Bass, Vocals
1999 Karisma Bass, Vocals
1999 Sabbatical Demonslaught (EP) Bass, Vocals
1999 South American Harmageddon (EP) Bass, Vocals
1999 Live Devil (Live album) Bass, Vocals
1999 Live Curse (Live album) Vocals, Bass
1999 Live Kindergarden (Live album) Vocals, Bass
1999 Oceanic Harmageddon - Live 666 Single Edition (EP) Vocals, Bass
1999 Sabbatical Magicurse - Baltic Harmageddon (EP) Bass, Vocals
2000 The Bulldozer Armageddon Volume 1 (Split) Bass, Vocals
2000 Satanasword Bass, Vocals
2000 Live Panica (EP) Bass, Vocals
2000 Sabbatical Magicrucifixion - Iberian Harmageddon (EP) Bass, Vocals
2000 Live Revenge (Live album) Bass, Vocals
2000 Sabbatical Magicrypt - French Harmageddon (EP) Bass, Vocals
2000 Russian Harmageddon (Live album) Vocals (lead), Bass
2000 Far East Sabbatical Live Attack!!! (Live album) Bass, Vocals
2001 Will It Work? I Hope It Will / Hell Fire (Split) Bass, Vocals
2001 Rain of Terror / A Fool in Love (Split) Vocals, Bass
2001 Live Meltdown (Live album) Bass, Vocals
2001 The Unpurest Sabbatical Splitombstone (Split) Bass, Vocals
2001 Live Nuts (Live album) Bass, Vocals
2001 Live Festa (Live album) Bass, Vocals
2001 Antarctic Harmageddon (Split) Vocals, Bass
2001 Minami-Kyushu Harmageddon - Sabbatical Magichaos (EP) Bass, Vocals
2001 Live Torture - Unleashed in the West (Live album) Vocals, Bass
2001 Live Aaaarrrrgggghhhh!!!! (Video) Vocals, Bass
2001 Dietsland Harmageddon - Sabbatical Magicrest (EP) Bass, Vocals, Lyrics, Music
2001 Japanese Metal Destruction (Split) Vocals, Bass
2002 Live Guanafight (Live album) Bass, Vocals
2002 Brazilian Demonslaught (EP) Bass, Vocals
2002 Live Lovefire (Live album) Bass, Vocals
2002 Live Batan-Q - Disturbed by Guardians (Live album) Vocals, Bass
2002 Live Izumoden (EP) Bass
2003 Karmagmassacre Bass, Vocals
2003 Live Hamagurism (Live album) Vocals, Bass
2003 Sabbademonical Liveslaught (Live album) Vocals, Bass
2003 Zorugelionslaught (EP) Bass, Vocals
2003 Live Evillusion (Video) Bass, Vocals
2003 Kamikaze Splitting Roar (Split) Bass, Vocals
2003 Svart eld - Demonslaught Sverige (EP) Bass, Vocals
2003 Naniwa Tepoddonslaught (EP) Vocals (lead), Bass
2003 Tribute to F.E.T.U. - Naniwa Harmageddon (EP) Vocals, Bass
2003 Elizaveatonslaught (EP) Bass, Vocals
2003 Valvinonslaught (EP) Bass, Vocals
2003 The Curse of Hamagrism - Hamaguri Mythology (Video) Bass, Vocals
2004 Live Undertakers (Live album) Bass, Vocals
2004 Live Undertakers (Live album) Bass, Vocals
2004 Live Resurrection (Live album) Vocals, Bass
2004 Live Undertakers (Live album) Bass, Vocals
2004 Hamaguri Resurrection (EP) Bass, Vocals
2004 Temis Osmonslaught (EP) Vocals, Bass
2004 Gezonslaught (EP) Bass, Vocals
2004 Praise the Sabbatical Queen (Compilation) Bass, Vocals (lead)
2004 ...and the Sabbatical Queen (Compilation) Bass, Vocals (lead)
2004 Sabbatical Holocaust (Compilation) Bass, Vocals (lead)
2005 ...and the Sabbatical Queen Tour (Video) Bass, Vocals (lead)
2005 Sabbat / Forever Winter (Split) Bass, Vocals
2005 Tokyo Genocidemonslaught (Split) Vocals, Bass
2005 Sabbatical Desasterminator (Split) Bass, Vocals
2005 Live Sabbatical Hamaguri Queen (Live album) Bass, Vocals (lead)
2005 Satanas Francisconslaught (EP) Bass, Vocals
2005 Brooklyn Blackfire (Live album) Vocals, Bass
2005 Sabbatical Gorgonslaught (Split) Bass, Vocals
2006 Geionslaught 1986 (Live album) Vocals, Bass
2006 Icelandic & Greenlandic Demonslaught (EP) Bass, Vocals
2006 Sabbatical SiameseChristBeheading (Split) Vocals, Bass
2006 Tribute to Temis (Live album) Vocals, Bass
2006 Bloodlust Regime 1942 - The Syonan-To Massacres... (Split) Vocals, Bass
2006 Sabbatical Goat Semen (Split) Bass, Vocals
2007 Live in Singapore (Live album) Vocals, Bass
2007 Live Resurrection (Live album) Bass, Vocals
2007 Ishidamien Infects Inferno (Live album) Vocals, Bass
2007 Go Gezol Go! (Live album) Bass, Vocals
2007 Live in BKK (Live album) Bass, Vocals
2007 Demonslaught Québécois (Live album) Bass, Vocals
2007 蛤秘宝館 (EP) Guitar Solo (Track 1), Bass, Vocals (as "ゲゾル")
2007 Live Southeast Asiaaarrrggghhh!!! (Video) Bass, Vocals
2007 Live North Americaaaarrrrgggghhhh!!!! (Video) Bass, Vocals
2007 The Satanic Farm (Video) Bass, Vocals (lead)
2007 Live in Germany (Video) Bass, Vocals
2007 Uda's Ultimate Unison (Live album) Bass
2008 Bolivian Demonslaught (Split) Vocals (lead), Bass
2008 Live in San Francisconslaught (Live album) Bass, Vocals
2008 Feel Finnish Fire (EP) Bass
2008 The Harmageddon Vinylucifer Singles (Compilation) Bass, Vocals (lead)
2008 Sabbatical Milanonslaught (EP) Bass, Vocals
2008 Asian Tyrants / Evil Dream (Split) Guitars, Bass, Vocals
2008 Finnish Demonslaught (EP) Bass, Vocals (track 1)
2008 Psychedelic Pounding Pain (Live album) Bass, Vocals
2008 Kamikaze Killing Kumagaya (Live album) Vocals, Bass
2008 Drunken Danes Disintegrated (Live album) Bass, Vocals
2009 Live in ThailanDemonslaught (Live album) Vocals, Bass
2009 Oriental Onslaught Overture (Live album) Bass, Vocals
2009 Live Aaaaaaaarrrrrrrrrrrggggggggggghhhhhhhhhhhhh!!!!!! (Live album) Bass, Vocals
2009 Anniversarius (Split) Bass, Vocals
2010 Malaysian Demonslaught (EP) Vocals, Bass
2010 Evil Hellbangers (Split) Bass, Vocals
2010 Evil Hellbangers 2 (Split) Bass, Vocals
2011 Sabbatical Visionslaught (Video) Bass, Vocals
2011 Sabbatrinity Bass, Vocals
2011 Lahnsteinight Sabbattackkk! (Live album) Bass, Vocals
2011 Sabbatical Nunslaughter Goat Metal Assault (Split) Bass, Vocals (lead)
2011 Rockstakk Fifth Anniversary Party (Live album) Bass, Vocals
2012 The Satanic Farm 1992-97 (Live album) Vocals, Bass
2012 Tiger City Shockwave / Blacking Metal (Split) Bass, Vocals
2012 Sabbatical Blasphemous Gospels (Compilation) Bass, Vocals (lead)
2012 Sabbatical Bomber (Split) Bass, Vocals (Lead)
2012 Darkness and Evil over Barcelona (Live album) Bass, Vocals (lead)
2013 Londonslaught (Live album) Bass, Vocals (lead)
2013 Pictavian Demonslaught (Split) Bass, Vocals, Guitars
2013 Sabbat Nekromantik Sabbat (Live album) Bass, Vocals (lead)
2013 Sabbatical Agressor Bloodlust (Split) Bass, Vocals
2013 Battles of Harmageddon Pt. I (Compilation) Vocals, Bass
2013 Swedish DemonSlaught (Split) Bass, Vocals
2013 A Sabbatical Zombie Invasion (Split) Bass, Vocals (lead)
2013 Copula Necrotheologica: Sabbat Infernal (Split) Bass, Vocals
2014 Sabbatical Malaysiaaarrghh!!! (Live album) Bass, Vocals (lead)
2014 LivEvil (Video) Bass, Vocals (lead)
2014 Moloch / Sabbat (Split) Bass, Vocals (lead)
2014 Ma·kosounyuusarenagarano Kuriijiriniyowaiyouenoneesama (Live album) Bass, Vocals (lead)
2014 Samurai Zombies (Live album) Bass, Vocals (lead)
2014 Sabbatical Bestial Slaughter (Split) Bass, Vocals (lead)
2014 Evil in Finlandslaught (Live album) Bass, Vocals
2014 Kill Fuck Jesus Christ (Live album) Bass, Vocals (lead)
2014 Nefarious Ritual (Split) Bass, Vocals (lead)
2014 The Mion's Hill 7" EP (EP) Bass, Vocals (lead)
2014 Sabbatical Earlyearslaught (Compilation) Bass, Vocals (lead)
2014 Japanguanos Chocha's Attack (Split) Vocals, Bass
2015 Sabbatical Vermin Born / The Witchhammer of the Power Elitist (Split) Bass, Vocals
2015 Sabbatical Possessitic Hammer (Live album) Bass
2015 Sexualuciferian (Split) Bass, Vocals
2015 30th Anniversary Gig 2014.9.14 (Live album) Bass, Vocals (lead)
2016 Naked Breakers II (Split) Vocals, Guitars, Bass
2016 Sabbaticarved Sacrifice (EP) Bass, Vocals
2016 Kiss, Kill, Kapitulate / Oyaji No Seichi Wa Tororojiru (Split) Bass, Vocals (lead)
2016 Mexiconslaught (Split) Bass, Vocals (lead)
2017 Sabbatical Hellfirexecution (Split) Bass, Vocals (lead)
2017 The Asian Tyrantz / We're Still Metal Kids (Split) Bass, Vocals (lead)
2017 Imaike Incident (Live album) Bass, Vocals (lead)
2018 E.C.A. (Extermination Cult Alliance) (Split) Bass, Vocals (lead)
2018 Alivenom in Germany 1997 (Live album) Bass, Vocals (lead)
2018 Berlin Incident - Tribute to Opyros (Live album) Bass, Vocals (lead)
2018 Mexicarmageddon Memories (Live album) Bass, Vocals
2018 Darkness and Death over New Zealand (Split) Bass, Vocals (lead)
2018 Sabbatical Hellfirevil Demonic Nagoyattack (Split) Bass, Vocals (lead)
2018 Sabbatical Ritualslaught (Compilation) Bass, Vocals (lead)
2018 Pentacle / Sabbat (Split) Bass, Vocals (lead)
2018 Asakusa Incident Part Two (Live album) Bass, Vocals (lead)
2019 Rage and Horrors (Split) Bass, Vocals
2019 Live in Taiwan (Split) Bass, Vocals (lead)
2019 Sabbatical Hammer (Split) Bass, Vocals (lead)
2019 Screaming from Darkness (Split) Bass, Vocals (lead)
2020 Shinjuku Incident 2 (Live album) Bass, Vocals (lead)
2020 Shinjuku Incident (Live album) Bass, Vocals (lead)
2020 Army of Death (Split) Bass, Vocals (lead)
2020 Cursed Them (Split) Vocals (lead), Bass
2020 Live at Asakusa Deathfest 2017 (Live album) Bass, Vocals (lead)
2020 Total Harmageddom (Compilation) Bass, Vocals (lead)
2020 Bladingevil Muskelive (Live album) Bass
2021 Lunatic Harmageddon (Single) Bass, Vocals (lead)
2021 Sabbatical Maniac Vol​.​2 (EP) Bass, Vocals (lead)
(show all)


Guitars (1981-1982)


Guitars, Vocals (1982-1983)

Black Beast

Guitars, Vocals (1983)


Bass (1983-1984), Vocals (1984)

Hot Rod

Guitars (1982)

Professor Black & Gezol


2018 Tarantula (Single) Vocals


2007 Far East Necromancers (Split) Vocals
2018 Live, Fire and Blasphemy (Split) Vocals (tracks 2-3)
2018 乱心肉獄 (Split) Vocals (additional) (tracks 3-4)


2006 Steel Thrashing Massacre (Demo) Vocals (track 5)

Bestial Hordes

2021 Impious Destroyers of Light (EP) Vocals (track 5)


2012 Metal Through the Time Vocals (track 9)

Forever Winter

2005 Sabbat / Forever Winter (Split) Bass (solo)


As Gezolucifer:

2009 Heavy Metal Bulldozer Vocals (Bonus DVD)

Shadow Warrior

2020 Heavy Metal Typhoon (Single) Vocals (track 1) (as "Gezolucifer")
2020 Cyberblade Unknown (track 9)

Surrender of Divinity

2015 Manifest Blasphemy in Nagoya (Live album) Vocals (track 5)

The Ironfist

2008 Hateshrinkers (EP) Vocals (additional)


2009 Saturday Night Drunk Drive (EP) Vocals
2009 Victim of the Violent Vehicle (Compilation) Vocals (tracks 1-7)


2013 Mortal Executive producer


1994 Buried Alive (Demo) Executive producer


1996 Heavy Metal Hunter (EP) Producer
2000 Warriors Again / Soul of Warriors (Single) Producer
2001 Heavy Metal Chainsaw Producer (as "Geniezoluzifer")
2005 Heavy Metal NarokOsaka Chainsaw Massacre (Live album) Producer (as "Geniezolucifer")
2009 Heavy Metal Bulldozer Producer
2017 The Asian Tyrantz / We're Still Metal Kids (Split) Lyrics, Songwriting (as "Gezolucifer")


2000 Satanasword Logo
2001 Rain of Terror / A Fool in Love (Split) Songwriting, Lyrics
2003 Karmagmassacre Cover art, Lyrics, Logo, Songwriting
2003 Tribute to F.E.T.U. - Naniwa Harmageddon (EP) Lyrics, Songwriting
2004 ...and the Sabbatical Queen (Compilation) Cover art (as "Gezolucifer")
2004 Praise the Sabbatical Queen (Compilation) Cover art, Photography
2006 Geionslaught 1986 (Live album) Producer
2007 Fetishism Design
2007 蛤秘宝館 (EP) Lyrics (Track 1), Songwriting (Track 1) (as "げぞる")
2011 Sabbatrinity Producer, Cover art, Logo
2013 Pictavian Demonslaught (Split) Lyrics, Producer, Songwriting
2014 Disembody Design
2016 Naked Breakers II (Split) Producer, Songwriting, Lyrics
2017 The Asian Tyrantz / We're Still Metal Kids (Split) Lyrics, Songwriting
2022 Desecration (Compilation) Remastering
(show all)


1993 Desperate Truth Executive producer (as "Masaki Tachi")
1996 Texas Chainsaw Supervisor
1997 Voidd / Kathode (Split) Producer
Added by: false_icon Modified by: Nattskog7
Added on: 2011-04-09 08:57:19 Last modified on: 2022-05-03 05:58:48
Duplicate? Please file a report for merging.