K-1 Grand Prix
K-1 Revenge
K-1 The Arena Fighters
K-1 World Grand Prix 2001 - Kaimaku Ban (Japan)
K9.5 1 - Live in Airedale
K9.5 2 - We Are the Dogs!
K9.5 3 - Webtunes
K9.5 4 - The Tail-Wag Tour
K9.5 5 - The Howlywood Premiere
Kaeru no Ehon - Nakushita Kioku wo Motomete (Japan)
Kaette Kita Cyborg Kuro-chan (Japan)
Kagero - Deception II
Kagero - Deception II (Demo)
Kagerou - Kokumeikan Shinshou (Japan)
Kaibutsu Para-Dice - Monster Paradise (Japan)
Kaijuu Senki (Japan)
Kaikan Phrase - Datenshi Kourin (Japan)
Kaitei Daisensou (Japan)
Kakinoki Shougi (Japan)
Kakuge Yarou - Fighting Game Creator (Japan)
Kakuge Yarou - Fighting Game Creator (Japan) [En by TransGen v1.0Beta]
Kakugo no Susume (Japan)
Kamen Rider (Japan)
Kamen Rider Agito (Japan)
Kamen Rider Kuga (Japan)
Kamen Rider Ryuki (Japan)
Kamen Rider V3 (Japan)
Kartia - The Word of Fate
Kasei Monogatari (Japan)
Kawa no Nushi Tsuri - Hikyou wo Motomete (Japan)
Kaze no Klonoa - Door to Phantomile (Japan)
Kaze no Notam (Japan)
Kazmania 1 - Trail of Gems
Kazmania 2 - Chaos in Kazmania
Keiba Eight '98 Haru Natsu (Japan)
Keiba Eight '99 Haru Natsu (Japan)
Keiba Saishou no Housoku '95 (Japan)
Keiba Saishou no Housoku '96 Vol. 1 (Japan)
Keiba Saishou no Housoku '97 Vol. 1 - Nerae! Manbaken! (Japan)
Keiba Saishou no Housoku '97 Vol. II - To Hit (Japan)
Kekkon - Marriage (Japan)
Kensei - Sacred Fist
Kensei - Sacred Fist (Europe)
Kensei - The King of Boxing (Japan)
Kenshou Akou Jiken - Chuushingura - Rekishi Adventure (Japan)
Khamrai (Japan)
Kickboxing
Kid Clown no Crazy Chase 2 - Love Love Honey Soudatsusen (Japan)
Kid Mix Section - Character Collection (Japan)
Kidou Senshi Gundam (Japan)
Kidou Senshi Gundam - Gihren no Yabou - Zeon no Keifu (Japan) (Disc 1) (Earth Federation Disc)
Kidou Senshi Gundam - Gihren no Yabou - Zeon no Keifu (Japan) (Disc 2) (Zeon Disc)
Kidou Senshi Gundam - Gihren no Yabou - Zeon no Keifu - Kimitsu Eizou Disc Tokubetsu Hen (Japan)
Kidou Senshi Gundam - Gihren no Yabou - Zeon no Keifu - Kouryaku Shireisho (Japan)
Kidou Senshi Gundam - Gyakushuu no Char (Japan)
Kidou Senshi Gundam - Version 2.0 (Japan)
Kidou Senshi Z-Gundam (Japan) (Disc 1)
Kidou Senshi Z-Gundam (Japan) (Disc 2)
Kids Station - Bokura to Asobou! Ultraman TV (Kids Station Controller Set) (Japan)
Kiganjou (Japan)
Kikou (Europe)
Kileak - The Blood (Europe)
Kileak - The Blood (Japan)
Kileak - The Blood 2 - Reason in Madness (Japan)
Kileak - The DNA Imperative
Killer Loop
Killing Zone
Killing Zone (Japan)
Kindaichi Shounen no Jikenbo - Hihoutou Aratanaru Sangeki (Japan)
Kindaichi Shounen no Jikenbo 2 - Jigoku Yuuen Satsujin Jiken (Japan) (Disc 1)
Kindaichi Shounen no Jikenbo 2 - Jigoku Yuuen Satsujin Jiken (Japan) (Disc 2)
King of Bowling 2 - Professional Hen (Japan)
King of Fighters '95, The
King of Fighters '95, The (Japan)
King of Fighters '96, The (Japan)
King of Fighters '97, The (Japan)
King of Fighters '98, The - Dream Match Never Ends (Japan)
King of Fighters '99, The
King of Fighters '99, The (Japan)
King of Fighters Kyo, The (Japan)
King of Parlor (Japan)
King of Parlor 2 (Japan)
King of Producer (Japan)
King's Field
King's Field (Europe)
King's Field (Japan)
King's Field (Japan) [En by John Osborne v1.0]
King's Field II
King's Field II (Japan)
King's Field III (Japan)
Kingsley's Adventure
Kinniku Banzuke - Road to Sasuke (Japan)
Kinniku Banzuke Vol. 3 - Saikyou no Challenger Tanjou! (Japan)
Kinniku Banzuke Vol.1 - Ore ga Saikyou no Otoko Da! (Japan)
Kiosk Demo Disc 2004-2005
Kiosk Demo Disc Version 1.16
Kiosk Demo Disc Version 1.17
Kiosk Demo Disc Version 1.18
Kiosk Demo Disc Version 1.19
Kiosk Demo Disc Version 1.20
Kiosk Demo Disc Version 1.21
KISS Pinball
Kitty the Kool! - Kabuki de Tanoshiku Odotte Ne!! (Japan)
Klaymen Gun-Hockey (Japan)
Klaymen Klaymen - Neverhood no Nazo (Japan)
Klaymen Klaymen 2 - Skullmonkey no Gyakushuu (Japan)
Klonoa - Door to Phantomile
Klonoa Beach Volley - Saikyou Team Ketteisen! (Japan)
Knight & Baby (Japan)
Knockout Kings
Knockout Kings (Germany)
Knockout Kings 2000
Knockout Kings 2001
Kojin Kyouju - La Lecon Particuliere (Japan)
Koko Hore! Pukka (Japan)
Kokumeikan - Trap Simulation Game (Japan)
Konami 80's Arcade Gallery (Japan)
Konami Antiques - MSX Collection Vol. 1 (Japan)
Konami Antiques - MSX Collection Vol. 2 (Japan)
Konami Antiques - MSX Collection Vol. 3 (Japan)
Konami Arcade Classics
Konami Best Collection - '96 Fuyu-'97 Haru Ban (Japan)
Koneko mo Issho (Japan)
Kosodate Quiz My Angel (Japan)
Koten Tsumego Shuu - Shijin no Maki (Japan)
Kotobuki Grand Prix - Mezase! Genchari King (Japan)
Koudelka (Disc 1)
Koudelka (Disc 2)
Koudelka (Disc 3)
Koudelka (Disc 4)
Koudelka (Japan) (Disc 1)
Koudelka (Japan) (Disc 2)
Koudelka (Japan) (Disc 3)
Koudelka (Japan) (Disc 4)
Koudelka (Spain) (Disc 1)
Koudelka (Spain) (Disc 2)
Koudelka (Spain) (Disc 3)
Koudelka (Spain) (Disc 4)
Koukai Sarenakatta Shuki (Japan)
Koukaku Kidoutai - Ghost in the Shell (Japan)
Koukaku Kidoutai - Ghost in the Shell (Otameshi Disc) (Japan)
Koukidou Gensou Gunparade March (Japan)
Koukou Yakyuu Simulation - '98 Year Koushien (Japan)
Kouni Shougun (Japan)
Kowloon's Gate (Japan) (Disc 1)
Kowloon's Gate (Japan) (Disc 2)
Kowloon's Gate (Japan) (Disc 3)
Kowloon's Gate (Japan) (Disc 4)
Kowloon's Gate (Special Disc) (Japan)
Kowloon's Gate - Kowloon Fuusuiden (Japan) (Disc 1) (Byakko)
Kowloon's Gate - Kowloon Fuusuiden (Japan) (Disc 2) (Genbu)
Kowloon's Gate - Kowloon Fuusuiden (Japan) (Disc 3) (Suzaku)
Kowloon's Gate - Kowloon Fuusuiden (Japan) (Disc 4) (Seiryuu)
Krazy Ivan
Krazy Ivan (Europe)
Kula World (Europe)
KulaQuest (Japan)
Kuon no Kizuna (Japan)
Kurashi Iki! Iki! PlayStation Welcome Disc (Japan)
Kuro no Juusan (Japan)
Kurt Warner's Arena Football Unleashed
Kurukuru Marumaru (Japan)
Kururin Pa! (Japan)
Kyousouba Ikusei Simulation - Derby Stallion (Japan)
Kyousouba Ikusei Simulation - Derby Stallion 99 (Japan)
Kyoutei Wars - Mark 6 (Japan)
Kyoutei Wars Makuru 6 (Japan)
Kyuukyoku no Soukoban (Japan)