| Name | Description | Year | Manufacturer | Rom | Clone | Sample |
| keks_2 | Keks (060403 World) | 2006 | Igrosoft | keks_6 | keks_6 | |
| keks_2a | Keks (bootleg, 060403, banking address hack) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_2b | Keks (bootleg, 060403, banking address hack, changed version text) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_2c | Keks (bootleg, 060403, VIDEO GAME-1 KS01 set 1) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_2d | Keks (bootleg, 060403, VIDEO GAME-1 KS01 set 2) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_2e | Keks (bootleg, 060403, banking address hack, payout percentage 60) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_2f | Keks (bootleg, 060403, LOTTOGAME (I)) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_2g | Keks (bootleg, 060403, LOTOS KS01) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_3 | Keks (070119 Russia) | 2006 | Igrosoft | keks_6 | keks_6 | |
| keks_3a | Keks (bootleg, 070119, banking address hack set 1) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_3b | Keks (bootleg, 070119, banking address hack set 2) | 2006 | bootleg | keks_6 | keks_6 | |
| keks_4 | Keks (090604 Lottery) | 2006 | Igrosoft | keks_6 | keks_6 | |
| keks_5 | Keks (090727 Entertainment) | 2006 | Igrosoft | keks_6 | keks_6 | |
| keks_6 | Keks (110816 World) | 2006 | Igrosoft | | | |
| keks_7 | Keks (110816 Russia) | 2006 | Igrosoft | keks_6 | keks_6 | |
| keks_8 | Keks (100330 Entertainment X) | 2006 | Igrosoft | keks_6 | keks_6 | |
| keks_9 | Keks (100331 Entertainment X) | 2006 | Igrosoft | keks_6 | keks_6 | |
| keksa | Keks (bootleg, 060328, banking address hack) | 2006 | bootleg | keks_6 | keks_6 | |
| keksb | Keks (bootleg, 060328, backdoor) | 2006 | bootleg | keks_6 | keks_6 | |
| keksc | Keks (bootleg, 060328, banking address hack, changed version text) | 2006 | bootleg | keks_6 | keks_6 | |
| kengo | Ken-Go (World) | 1991 | Irem | ltswords | ltswords | |
| kengoj | Ken-Go (Japan) | 1991 | Irem | ltswords | ltswords | |
| kenseim | Ken Sei Mogura: Street Fighter II (Japan 940418, Ver 1.00) | 1994 | Capcom / Togo / Sigma | | | |
| keroppi | Kero Kero Keroppi's Let's Play Together (USA, Version 2.0) | 1995 | American Sammy | | | |
| keroppij | Kero Kero Keroppi no Isshoni Asobou (Japan) | 1993 | Sammy Industries | keroppi | keroppi | |
| keroro | Keroro Gunsou: Pekopon Shinryaku Shirei...De Arimasu! (KRG1 Ver.A) | 2006 | Namco / Banpresto | | | |
| ket | Ketsui: Kizuna Jigoku Tachi (2003/01/01. Master Ver.) | 2002 | Cave (AMI license) | | | |
| ket1 | Ketsui: Kizuna Jigoku Tachi (2003/01/01. Master Ver.) (alt rom fill) | 2002 | Cave (AMI license) | ket | ket | |
| keta | Ketsui: Kizuna Jigoku Tachi (2003/01/01 Master Ver.) | 2002 | Cave (AMI license) | ket | ket | |
| ketarr | Ketsui: Kizuna Jigoku Tachi (2014/07/16 ARRANGE 1.7 VER) (hack) | 2014 | hack (trap15) | ket | ket | |
| ketarr10 | Ketsui: Kizuna Jigoku Tachi (2012/04/17 ARRANGE VER) (hack) | 2012 | hack (trap15) | ket | ket | |
| ketarr15 | Ketsui: Kizuna Jigoku Tachi (2012/06/26 ARRANGE 1.5 VER) (hack) | 2012 | hack (trap15) | ket | ket | |
| ketarr151 | Ketsui: Kizuna Jigoku Tachi (2012/06/26 ARRANGE 1.51 VER) (hack) | 2012 | hack (trap15) | ket | ket | |
| ketarrf | Ketsui: Kizuna Jigoku Tachi (2012/04/17 FAST. VER) (hack) | 2012 | hack (trap15) | ket | ket | |
| ketarrs15 | Ketsui: Kizuna Jigoku Tachi (2012/06/27 MR.STOIC 1.5 VER) (hack) | 2012 | hack (trap15) | ket | ket | |
| ketarrs151 | Ketsui: Kizuna Jigoku Tachi (2012/06/27 MR.STOIC 1.51 VER) (hack) | 2012 | hack (trap15) | ket | ket | |
| ketb | Ketsui: Kizuna Jigoku Tachi (2003/01/01 Master Ver) | 2002 | Cave (AMI license) | ket | ket | |
| ketbl | Ketsui: Kizuna Jigoku Tachi (2003/01/01. Master Ver., bootleg cartridge conversion) | 2002 | bootleg | ket | ket | |
| keyboard | La Keyboard (GDS-0017) | 2001 | Sega / G.Rev | naomigd | | |
| keycus_c406 | Namco C406 KEYCUS | | | | | |
| keycus_c409 | Namco C409 KEYCUS | | | | | |
| keycus_c410 | Namco C410 KEYCUS | | | | | |
| keycus_c411 | Namco C411 KEYCUS | | | | | |
| keycus_c430 | Namco C430 KEYCUS | | | | | |
| keycus_c431 | Namco C431 KEYCUS | | | | | |
| keycus_c432 | Namco C432 KEYCUS | | | | | |
| keycus_c442 | Namco C442 KEYCUS | | | | | |
| keycus_c443 | Namco C443 KEYCUS | | | | | |
| keytronic_l2207 | Keytronic L2207 serial keyboard | | | | | |
| keytronic_pc3270 | Keytronic PC3270 | | | | | |
| keytronic_pc3270_at | Keytronic PC3270 AT | | | | | |
| kf10thep | The King of Fighters 10th Anniversary Extra Plus (bootleg of The King of Fighters 2002) | 2005 | bootleg | kof2002 | kof2002 | |
| kf2k2mp | The King of Fighters 2002 Magic Plus (bootleg) | 2002 | bootleg | kof2002 | kof2002 | |
| kf2k2mp2 | The King of Fighters 2002 Magic Plus II (bootleg) | 2002 | bootleg | kof2002 | kof2002 | |
| kf2k2pla | The King of Fighters 2002 Plus (bootleg set 2) | 2002 | bootleg | kof2002 | kof2002 | |
| kf2k2pls | The King of Fighters 2002 Plus (bootleg set 1) | 2002 | bootleg | kof2002 | kof2002 | |
| kf2k3bl | The King of Fighters 2003 (bootleg set 1) | 2003 | bootleg | kof2003 | kof2003 | |
| kf2k3bla | The King of Fighters 2003 (bootleg set 2) | 2003 | bootleg | kof2003 | kof2003 | |
| kf2k3pcb | The King of Fighters 2003 (Japan, JAMMA PCB) | 2003 | SNK Playmore | | | |
| kf2k3pl | The King of Fighters 2004 Plus / Hero (bootleg of The King of Fighters 2003) | 2003 | bootleg | kof2003 | kof2003 | |
| kf2k3upl | The King of Fighters 2004 Ultra Plus (bootleg of The King of Fighters 2003) | 2003 | bootleg | kof2003 | kof2003 | |
| kf2k5uni | The King of Fighters 10th Anniversary 2005 Unique (bootleg of The King of Fighters 2002) | 2004 | bootleg | kof2002 | kof2002 | |
| kftgoal | Kick for the Goal | 1994 | Jaleco | wpksoc | wpksoc | |
| kgalah | King Galah (0200536V, NSW/ACT) | 1995 | Aristocrat | aristmk5 | | |
| kgalaha | King Galah (0100536V, NSW/ACT) | 1995 | Aristocrat | kgalah | kgalah | |
| kgalahce | King Galah - Cash Express (AHG1625, US) | 2001 | Aristocrat | kgalah | kgalah | |
| kgarfld | Garfield (Konami) | 1991 | Konami | | | |
| kgbird | K.G. Bird (3XF5264H04, US) | 1996 | Aristocrat | | | 3bagfull |
| kgbirda5 | K.G. Bird (0200024V, NSW/ACT) | 1994 | Aristocrat | aristmk5 | | |
| kgbirdnz | K.G. Bird (4VXFC5341, New Zealand, 5c) | 1996 | Aristocrat | kgbird | kgbird | 3bagfull |
| kgbirdnza | K.G. Bird (4VXFC5341, New Zealand, 10c) | 1996 | Aristocrat | kgbird | kgbird | 3bagfull |
| kgd | DVK KGD framebuffer | | | | | |
| kghmytda | Keroro Gunsou - Hacha Mecha Yakyu Taikai de Arimasu!! | 2007 | Banpresto | | | |
| kgradius | Gradius (handheld) | 1989 | Konami | | | |
| kharkovsky | Kharkovsky | 198? | <unknown> | special | special | |
| kick | Kick (upright) | 1981 | Midway | | | |
| kick4csh | Kick '4' Cash (Export) | 2004 | Sega | naomi | | |
| kickball | Kick Ball | 1998 | Seoung Youn | | | |
| kickboy | Kick Boy | 1983 | Nichibutsu | | | |
| kickc | Kick (cocktail) | 1981 | Midway | kick | kick | |
| kicker | Kicker | 1985 | Konami | | | |
| kickgoal | Kick Goal (set 1) | 1995 | TCH / Proyesel | | | |
| kickgoala | Kick Goal (set 2) | 1995 | TCH / Proyesel | kickgoal | kickgoal | |
| kickman | Kickman (upright) | 1981 | Midway | kick | kick | |
| kicknkick | Kick & Kick (GNA36 VER. EAA) | 2001 | Konami | sys573 | | |
| kicknrun | Kick and Run (World) | 1986 | Taito Corporation | | | |
| kicknrunu | Kick and Run (US) | 1986 | Taito America Corp | kicknrun | kicknrun | |
| kickoff | Kick Off: Jaleco Cup (Japan) | 1988 | Jaleco | | | |
| kickoffb | Kick Off: World Cup (bootleg) | 1988 | bootleg (Comodo) | kickoff | kickoff | |
| kickridr | Kick Rider | 1984 | Universal | | | |
| kidizmb | Kidizoom (Germany, blue camera) | 201? | VTech | | | |
| kidizmp | Kidizoom Connect (Germany, pink camera) | 2013 | VTech | | | |
| kidnap | Kidnap | 1986 | CICPlay | | | genpin |
| kidniki | Kid Niki - Radical Ninja (World) | 1986 | Irem | | | |
| kidnikib | Kid Niki (bootleg) | 1986 | bootleg | kidniki | kidniki | |
| kidnikiu | Kid Niki - Radical Ninja (US) | 1986 | Irem (Data East USA license) | kidniki | kidniki | |
| kidsupstar | Kidi SuperStar LightShow | 2016 | VTech | | | |
| kikaioh | Choukou Senki Kikaioh (Japan 980914) | 1998 | Capcom | techromn | techromn | |
| kikcubic | Meikyu Jima (Japan) | 1988 | Irem | | | |
| kikcubicb | Kickle Cubele | 1988 | bootleg | kikcubic | kikcubic | |
| kikikai | KiKi KaiKai | 1986 | Taito Corporation | | | |
| kiko_a10 | King Kong (1.0) | 1990 | Data East | | | genpin |
| kikstart | Kick Start: Wheelie King | 1984 | Taito Corporation | | | |
| killbld | The Killing Blade / Ao Jian Kuang Dao (ver. 109, Chinese Board) | 1998 | IGS | pgm | | |
| killbld100 | The Killing Blade / Ao Jian Kuang Dao (ver. 100) | 1998 | IGS | killbld | killbld | |
| killbld104 | The Killing Blade / Ao Jian Kuang Dao (ver. 104) | 1998 | IGS | killbld | killbld | |
| killbld106 | The Killing Blade / Ao Jian Kuang Dao (ver. 106) | 1998 | IGS | killbld | killbld | |
| killbldp | The Killing Blade Plus / Ao Jian Kuang Dao Jiaqiang Ban (China, ver. 300) | 2005 | IGS | pgm | | |
| killcom | Killer Comet | 1980 | Centuri (Game Plan license) | | | |
| kim1 | KIM-1 | 1976 | MOS Technology | | | |
| kim1bus | KIM-1 Bus | | | | | |
| kim1bus_slot | KIM-1 Backplane Slot | | | | | |
| kimbldhl | Kimble Double HI-LO | 198? | Kimble Ireland | | | |
| kimblz80 | Kimble Double HI-LO (Z80 version, encrypted) | 198? | Kimble Ireland | | | |
| kingball | King & Balloon (US) | 1980 | Namco | | | |
| kingballj | King & Balloon (Japan) | 1980 | Namco | kingball | kingball | |
| kingdmgp | Kingdom Grandprix | 1994 | Raizing / Eighting | | | |
| kingdrbb | King Derby (Taiwan bootleg) | 1986 | bootleg (Casino Electronics) | kingdrby | kingdrby | |
| kingdrbb2 | King Derby (bootleg set 2) | 198? | bootleg | kingdrby | kingdrby | |
| kingdrby | King Derby (1981) | 1981 | Tazmi | | | |
| kingman | Kingman | 1982 | Tomy | | | |
| kingnep | King Neptune (20189111, NSW/ACT) | 2005 | Aristocrat | aristmk6 | | |
| kingnile | King of the Nile (30106331, NSW/ACT) | 2003 | Aristocrat | aristmk6 | | |
| kingnilea | King of the Nile (20106321, NSW/ACT) | 2002 | Aristocrat | kingnile | kingnile | |
| kingnileb | King of the Nile (10127511, ASP) | 2003 | Aristocrat | kingnile | kingnile | |
| kingofb | King of Boxer (World) | 1985 | Woodplace Inc. | | | |
| kingofbj | King of Boxer (Japan) | 1985 | Woodplace Inc. | kingofb | kingofb | |
| kingpeng | King Penguin (20109021, NSW/ACT) | 2002 | Aristocrat | aristmk6 | | |
| kingpengsp | King Penguin (40109021, NSW/ACT, Show Program) | 2002 | Aristocrat | kingpeng | kingpeng | |
| kingpin | Kingpin | 1983 | ACL Manufacturing | | | |
| kingrt66 | The King of Route 66 (Rev A) | 2002 | Sega | naomi2 | | |
| kingrt66p | The King of Route 66 (prototype) | 2002 | Sega | kingrt66 | kingrt66 | |
| kingsran | King's Ransom (0301689V, New Zealand) | 2004 | Aristocrat | aristmk5 | | |
| kingt_l1 | King Tut (Shuffle) (L-1) | 1979 | Williams/United | | | genpin |
| kingtut | King Tut (NSW, Australia) | 199? | Konami | | | |
| kingyo | Yataimura Kingyosukui (1-player, Japan, Ver 1.005) | 2009 | Sega | segasp | | |
| kingyoch | Yataimura Kingyosukui (4-player, China, Ver 1.000) | 2009 | Sega | kingyo | kingyo | |
| kingyosu | Dokidoki Kingyo Sukui | 1999 | Sammy | sammymdl | | |
| kinniku | Kinnikuman Muscle Grand Prix (KN1 Ver. A) | 2006 | Namco | sys256 | | |
| kinniku2 | Kinnikuman Muscle Grand Prix 2 (KN2 Ver. A) | 2007 | Namco | sys256 | | |
| kinst | Killer Instinct | 1994 | Rare (Midway license) | | | |
| kinst2 | Killer Instinct 2 | 1996 | Rare (Midway license) | | | |
| kinst2uk | Killer Instinct 2 (upgrade kit) | 1996 | Rare (Midway license) | kinst2 | kinst2 | |
| kinstb | Killer Instinct (SNES bootleg) | 199? | bootleg | | | |
| kinstsnes | Killer Instinct (SNES bootleg with timer) | 199? | bootleg | | | |
| kirameki | Kirameki Star Road (Ver 2.10J 1997/08/29) | 1997 | Taito Corporation | | | |
| kirarast | Ryuusei Janshi Kirara Star | 1996 | Jaleco | | | |
| kisekaeh | Kisekae Hanafuda | 1995 | I'Max | macsbios | | |
| kisekaem | Kisekae Mahjong | 1995 | I'Max | macsbios | | |
| kishon | Kishon Chesster (v2.3) | 1991 | Fidelity Electronics International | chesster | chesster | |
| kishona | Kishon Chesster (v2.2) | 1991 | Fidelity Electronics International | chesster | chesster | |
| kiss | Kiss | 1979 | Bally | | | genpin |
| kissp | Kiss (prototype) | 1979 | Bally | kiss | kiss | |
| kissp2 | Kiss (prototype v.2) | 1979 | Bally | kiss | kiss | |
| kisssite | Kiss-Site | 200? | Tomy | | | |
| kittenk | Kitten Kaboodle | 1988 | Konami | | | |
| kiugames | Kiu Games | 200? | VideoJet | | | |
| kiwame | Pro Mahjong Kiwame | 1994 | Athena | | | |
| kiwames | Pro Mahjong Kiwame S (J 951020 V1.208) | 1995 | Athena | stvbios | | |
| kizuna | Kizuna Encounter - Super Tag Battle / Fu'un Super Tag Battle | 1996 | SNK | neogeo | | |
| kizuna4p | Kizuna Encounter - Super Tag Battle 4 Way Battle Version / Fu'un Super Tag Battle Special Version | 1996 | SNK | kizuna | kizuna | |
| kkcount | Circlun - Kuru.Kuru-Count | 2005 | Komaya | | | |
| kkongltd | King Kong | 1981 | LTD | | | genpin |
| kkotnoli | Kkot No Li (Kill the Bees) | 198? | hack | | | |
| kl1839vm1 | KL1839VM1 | | | | | |
| kl5c80a12 | Kawasaki Steel KL5C80A12 | | | | | |
| kl5c80a16 | Kawasaki Steel KL5C80A16 | | | | | |
| klax | Klax (version 6) | 1989 | Atari Games | | | |
| klax4 | Klax (version 4) | 1989 | Atari Games | klax | klax | |
| klax5 | Klax (version 5) | 1989 | Atari Games | klax | klax | |
| klax5bl | Klax (version 5, bootleg set 1) | 1989 | bootleg | klax | klax | |
| klax5bl2 | Klax (version 5, bootleg set 2) | 1989 | bootleg | klax | klax | |
| klax5bl3 | Klax (version 5, bootleg set 3) | 1989 | bootleg (Playmark) | klax | klax | |
| klaxd2 | Klax (Germany, version 2) | 1989 | Atari Games | klax | klax | |
| klaxj3 | Klax (Japan, version 3) | 1989 | Atari Games | klax | klax | |
| klaxj4 | Klax (Japan, version 4) | 1989 | Atari Games | klax | klax | |
| klaxp1 | Klax (prototype set 1) | 1989 | Atari Games | klax | klax | |
| klaxp2 | Klax (prototype set 2) | 1989 | Atari Games | klax | klax | |
| klondkp | KlonDike+ | 1999 | Eolith | | | |
| kloneran | The Lone Ranger (handheld) | 1990 | Konami | | | |
| klxyj | Kuai Le Xi You Ji | 200? | IGS | | | |
| km035 | KM035 Keyboard | | | | | |
| kma202f | KMA-202F-12R (Winbond chipset) | 199? | <unknown> | ibm5170 | ibm5170 | |
| kma300g | KMA-300G-25 | 199? | Arche Technologies Inc. | ibm5170 | ibm5170 | |
| kmc5000 | KMC-5000 (MSX2, Japan) | 1987 | Kawai | | | |
| kminus | Kyber Minus | 1982 | Kyber Calcolatori | | | |
| kn5000 | SX-KN5000 | 1998 | Technics | | | |
| knascar | Bill Elliott's NASCAR Racing (handheld) | 1990 | Konami | | | |
| knckhead | Knuckle Heads (World) | 1992 | Namco | | | |
| knckheadj | Knuckle Heads (Japan) | 1992 | Namco | knckhead | knckhead | |
| knckheadjp | Knuckle Heads (Japan, Prototype?) | 1992 | Namco | knckhead | knckhead | |
| kncljoe | Knuckle Joe (set 1) | 1985 | Seibu Kaihatsu (Taito license) | | | |
| kncljoea | Knuckle Joe (set 2) | 1985 | Seibu Kaihatsu (Taito license) | kncljoe | kncljoe | |
| knd | Codename: Kids Next Door - Operation: P.L.U.G.G.U.H.S. | 2005 | Tech2Go / One Man Band | | | |
| knfl | NFL Football (Konami, handheld) | 1990 | Konami | | | |
| kngtmare | Knightmare (prototype) | 1983 | Gottlieb | | | |
| knightar | Knights in Armor | 1976 | Project Support Engineering | | | |
| knightb | Knight Boy (bootleg of KiKi KaiKai, set 1) | 1986 | bootleg | kikikai | kikikai | |
| knightba | Knight Boy (bootleg of KiKi KaiKai, set 2) | 1986 | bootleg (Game Corporation) | kikikai | kikikai | |
| knights | Knights of the Round (World 911127) | 1991 | Capcom | | | |
| knightsb | Knights of the Round (bootleg with 2xMSM5205, set 1) | 1991 | bootleg | knights | knights | |
| knightsb2 | Knights of the Round (bootleg, World 911127) | 1991 | bootleg | knights | knights | |
| knightsb3 | Knights of the Round (bootleg with 2xMSM5205, set 2) | 1991 | bootleg | knights | knights | |
| knightsj | Knights of the Round (Japan 911127, B-Board 91634B-2) | 1991 | Capcom | knights | knights | |
| knightsja | Knights of the Round (Japan 911127, B-Board 89625B-1) | 1991 | Capcom | knights | knights | |
| knightsu | Knights of the Round (USA 911127) | 1991 | Capcom | knights | knights | |
| knockout | Knock Out!! (bootleg, set 1) | 1982 | bootleg? (KKK) | triplep | triplep | |
| knockoutb | Knock Out!! (bootleg, set 2) | 1982 | bootleg | triplep | triplep | |
| knockoutc | Knock Out!! (bootleg, set 3) | 1982 | bootleg (ESG) | triplep | triplep | |
| knpuzzle | Kotoba no Puzzle Mojipittan (Japan, KPM1 Ver.A) | 2001 | Namco | | | |
| koalama6 | Koala Mint (30001011, NSW/ACT) | 2000 | Aristocrat | aristmk6 | | |
| koalamnt | Koala Mint (CHG1573, US) | 2001 | Aristocrat | aristmk5 | | |
| kod | The King of Dragons (World 910805) | 1991 | Capcom | | | |
| kodb | The King of Dragons (bootleg) | 1991 | bootleg (Playmark) | kod | kod | |
| kodj | The King of Dragons (Japan 910805, B-Board 90629B-3) | 1991 | Capcom | kod | kod | |
| kodja | The King of Dragons (Japan 910805, B-Board 89625B-1) | 1991 | Capcom | kod | kod | |
| kodr1 | The King of Dragons (World 910711) | 1991 | Capcom | kod | kod | |
| kodr2 | The King of Dragons (World 910731) | 1991 | Capcom | kod | kod | |
| kodu | The King of Dragons (USA 910910) | 1991 | Capcom | kod | kod | |
| kof10th | The King of Fighters 10th Anniversary (bootleg of The King of Fighters 2002) | 2002 | bootleg | kof2002 | kof2002 | |
| kof2000 | The King of Fighters 2000 (NGM-2570 ~ NGH-2570) | 2000 | SNK | neogeo | | |
| kof2000n | The King of Fighters 2000 (not encrypted) | 2000 | SNK | kof2000 | kof2000 | |
| kof2001 | The King of Fighters 2001 (NGM-262?) | 2001 | Eolith / SNK | neogeo | | |
| kof2001h | The King of Fighters 2001 (NGH-2621) | 2001 | Eolith / SNK | kof2001 | kof2001 | |
| kof2002 | The King of Fighters 2002 (NGM-2650 ~ NGH-2650) | 2002 | Eolith / Playmore | neogeo | | |
| kof2002b | The King of Fighters 2002 (bootleg) | 2002 | bootleg | kof2002 | kof2002 | |
| kof2002um | The King of Fighters - Fuchou Zhi Lu/Road to Revenge / The King of Fighters 2002 Unlimited Match (China) | 2009 | SNK Playmore / New Channel | | | |
| kof2002umj | The King of Fighters 2002 Unlimited Match (Japan) | 2009 | SNK Playmore | kof2002um | kof2002um | |
| kof2003 | The King of Fighters 2003 (NGM-2710, Export) | 2003 | SNK Playmore | neogeo | | |
| kof2003h | The King of Fighters 2003 (NGH-2710) | 2003 | SNK Playmore | kof2003 | kof2003 | |
| kof2k4se | The King of Fighters Special Edition 2004 (bootleg of The King of Fighters 2002) | 2004 | bootleg | kof2002 | kof2002 | |
| kof94 | The King of Fighters '94 (NGM-055 ~ NGH-055) | 1994 | SNK | neogeo | | |
| kof95 | The King of Fighters '95 (NGM-084) | 1995 | SNK | neogeo | | |
| kof95a | The King of Fighters '95 (NGM-084, alt board) | 1995 | SNK | kof95 | kof95 | |
| kof95h | The King of Fighters '95 (NGH-084) | 1995 | SNK | kof95 | kof95 | |
| kof96 | The King of Fighters '96 (NGM-214) | 1996 | SNK | neogeo | | |
| kof96a | The King of Fighters '96 (bug fix revision) | 1996 | SNK | kof96 | kof96 | |
| kof96h | The King of Fighters '96 (NGH-214) | 1996 | SNK | kof96 | kof96 | |
| kof97 | The King of Fighters '97 (NGM-2320) | 1997 | SNK | neogeo | | |
| kof97h | The King of Fighters '97 (NGH-2320) | 1997 | SNK | kof97 | kof97 | |
| kof97k | The King of Fighters '97 (Korean release) | 1997 | SNK | kof97 | kof97 | |
| kof97oro | The King of Fighters '97 Chongchu Jianghu Plus 2003 (bootleg) | 1997 | bootleg | kof97 | kof97 | |
| kof97pls | The King of Fighters '97 Plus (bootleg) | 1997 | bootleg | kof97 | kof97 | |
| kof98 | The King of Fighters '98 - The Slugfest / King of Fighters '98 - Dream Match Never Ends (NGM-2420) | 1998 | SNK | neogeo | | |
| kof98a | The King of Fighters '98 - The Slugfest / King of Fighters '98 - Dream Match Never Ends (NGM-2420, alt board) | 1998 | SNK | kof98 | kof98 | |
| kof98h | The King of Fighters '98 - The Slugfest / King of Fighters '98 - Dream Match Never Ends (NGH-2420) | 1998 | SNK | kof98 | kof98 | |
| kof98k | The King of Fighters '98 - The Slugfest / King of Fighters '98 - Dream Match Never Ends (Korean board, set 1) | 1998 | SNK | kof98 | kof98 | |
| kof98ka | The King of Fighters '98 - The Slugfest / King of Fighters '98 - Dream Match Never Ends (Korean board, set 2) | 1998 | SNK | kof98 | kof98 | |
| kof98um | The King of Fighters '98: Ultimate Match (v1.00) | 2008 | SNK | | | |
| kof98umh | The King of Fighters '98: Ultimate Match HERO (China, V100, 09-08-23) | 2009 | IGS / SNK Playmore / New Channel | | | |