Region | Title | System | Version | Edition | Languages | Serial | Status |
| K-1 Grand Prix | PSX | | Original | | SLUS-00941 | |
| K-1 Revenge | PSX | | Original | | SLUS-00766 | |
| K-1 The Arena Fighters | PSX | | Original | | SLUS-00414 | |
| K9.5 1: Live in Airedale | PSX | | Original | | LSP-090110 … | |
| K9.5 2: We Are the Dogs! | PSX | | Original | | LSP-090220 … | |
| K9.5 3: WebTunes | PSX | | Original | | LSP-090330 … | |
| K9.5 4: The Tail-Wag Tour | PSX | | Original | | LSP-090440 … | |
| K9.5 5: The Howlywood Premiere | PSX | | Original | | LSP-907103 … | |
| Kagero: Deception II | PSX | | Demo | | SLUS-90041 | |
| Kagero: Deception II | PSX | | Original | | SLUS-00677 | |
| Kartia: The Word of Fate | PSX | | Original | | SLUS-00631 | |
| KazMania 1: Trail of Gems | PSX | | Original | | LSP-070110 … | |
| KazMania 2: Chaos in KazMania | PSX | | Original | | LSP-905130 … | |
| Kensei: Sacred Fist | PSX | | Original | | SLUS-00600 | |
| Kickboxing | PSX | | Original | | SLUS-01412 | |
| Kileak: The DNA Imperative | PSX | | Original | | SCUS-94102 | |
| Killer Loop | PSX | | Original | | SLUS-00938 | |
| Killing Zone | PSX | | Original | | SLUS-00369 | |
| The King of Fighters '95 | PSX | | Original | | SCUS-94205 | |
| The King of Fighters '99 | PSX | | Original | | SLUS-01332 | |
| King's Field | PSX | | Original | | SLUS-00158 | |
| King's Field II | PSX | | Original | | SLUS-00255 | |
| Kingsley's Adventure | PSX | | Original | | SLUS-00801 | |
| KISS Pinball | PSX | | Original | | SLUS-01366 | |
| Klonoa: Door to Phantomile | PSX | | Original | | SLUS-00585 | |
| Knockout Kings | PSX | | Original | | SLUS-00737 … | |
| Knockout Kings 2000 | PSX | | Original | | SLUS-00993 | |
| Knockout Kings 2001 | PSX | | Original | | SLUS-01269 | |
| Konami Arcade Classics | PSX | | Original | | SLUS-00945 | |
| Koudelka (Disc 1) | PSX | | Original | | SLUS-01051 | |
| Koudelka (Disc 2) | PSX | | Original | | SLUS-01100 | |
| Koudelka (Disc 3) | PSX | | Original | | SLUS-01101 | |
| Koudelka (Disc 4) | PSX | | Original | | SLUS-01102 | |
| Krazy Ivan | PSX | | Original | | SCUS-94303 | |
| Kurt Warner's Arena Football Unleashed | PSX | | Original | | SLUS-01125 | |
| Kengo: Master of Bushido | PS2 | 1.00 | Original | | SLUS 20021 | |
| Kinetica | PS2 | 1.00 | Demo | | SCUS 97161 | |
| Kya: Dark Lineage | PS2 | 1.00 | Trade Demo | | SLUS - 280 … | |
| Kane & Lynch: Dead Men (Sneak Preview) | PS2 | 1.00 | Hitman Trilogy | | SLUS 21654 | |
| Karaoke Revolution | PS2 | 1.00 | Original | | SLUS 20781 | |
| Karaoke Revolution Party | PS2 | 1.02 | Original | | SLUS 21223 | |
| Karaoke Revolution Presents: American Idol | PS2 | 1.00 | Original | | SLUS 21540 | |
| Karaoke Revolution Presents: American Idol Encore | PS2 | 1.00 | Original | | SLUS 21719 | |
| Karaoke Revolution Volume 2 | PS2 | 1.00 | Original | | SLUS 20968 | |
| Karaoke Revolution Volume 3 | PS2 | 1.00 | Original | | SLUS 21089 | |
| Katamari Damacy | PS2 | 1.00 | Original | | SLUS 21008 | |
| Kelly Slater's Pro Surfer | PS2 | 1.00 | Original | | SLUS 20334 | |
| Kessen | PS2 | 1.01 | Original | | SLUS 20098 | |
| Kessen II | PS2 | 1.00 | Original | | SLUS 20275 | |
| Killer7 | PS2 | 1.01 | Original | | SLUS 21154 | |
| Killzone | PS2 | 1.00 | Demo | | SCUS 97432 | |
| Killzone | PS2 | 1.00 | Original, Greatest Hits | | SCUS 97402 | |
| Kinetica | PS2 | 1.01 | Original | | SCUS-97132 | |
| The King of Fighters '98: Ultimate Match | PS2 | 1.01 | Original | | SLUS-21816 … | |
| The King of Fighters 2006 | PS2 | 1.03 | Original | | SLUS 21365 | |
| The King of Fighters Collection: The Orochi Saga | PS2 | 1.02 | Original | | SLUS-21554 | |
| King's Field: The Ancient City | PS2 | 2.00 | Original | | SLUS 20318 | |
| Kingdom Hearts | PS2 | 1.01 | Original, Greatest Hits | | SLUS 20370 … | |
| Kingdom Hearts II | PS2 | 1.00 | Original, Greatest Hits | | SLUS 21005 … | |
| Kingdom Hearts: Re:Chain of Memories | PS2 | 1.00 | Original, Greatest Hits | | SLUS 21799 … | |
| Kiosk 2-11 Winter 2003 | PS2 | 1.00 | | | SCUS 97324 | |
| Kiosk 2-12 Spring 2004 | PS2 | 1.00 | | | SCUS 97383 | |
| Kiosk Demo Disc 2.4 | PS2 | 1.00 | | | SCUS 97174 | |
| Kiosk Demo Disc 2.5 | PS2 | 1.00 | | | SCUS 97200 | |
| Kiosk Demo Disc 2.7 | PS2 | 1.00 | | | SCUS 97222 … | |
| Kiosk Demo Disc Q1-Q2 2005 | PS2 | 1.01 | | | SCUS 97422 | |
| Kiosk Demo Disc Q3-Q4 2004 | PS2 | 1.00 | | | SCUS 97428 | |
| Kiosk Demo Disc Q4 2004-Q1 2005 | PS2 | 1.00 | | | SCUS 97421 | |
| Kiosk Disc 2.23 | PS2 | 1.00 | | | SCUS 97582 | |
| Kiosk June-July-August 2003 Kiosk June•July•August 2003 | PS2 | 1.00 | | | SCUS 97321 | |
| Klonoa 2: Lunatea's Veil | PS2 | 1.00 | Original | | SLUS 20151 | |
| KOF: Maximum Impact | PS2 | 1.03 | Original, Collector's Edition | | SLUS 20923 | |
| Konami Kids Playground | PS2 | 1.00 | Demo | | SLUS 29200 | |
| Konami Preview Disc | PS2 | 1.00 | Demo | | SLUS-29125 | |
| Kuon | PS2 | 1.02 | Original | | SLUS 21007 | |
| Kane & Lynch 2: Dog Days | PS3 | 01.01 | Original | | BLUS-30383 | |
| Kane & Lynch: Dead Men | PS3 | 01.00 | Original | | BLUS-30102 | |
| Karaoke Revolution | PS3 | 01.00 | Original | | BLUS-30378 | |
| Karaoke Revolution Presents: American Idol Encore | PS3 | 01.01 | Original | | BLUS-30112 | |
| Karaoke Revolution Presents: American Idol Encore 2 | PS3 | 01.01 | Original | | BLUS-30215 | |
| Killer Is Dead | PS3 | 01.00 | Original, Limited Edition | | BLUS-31186 | |
| Killzone 2 | PS3 | 01.01 | Original | | BCUS-98116 | |
| The King of Fighters XII | PS3 | 01.00 | Original | | BLUS-30353 | |
| The King of Fighters XIII | PS3 | 01.03 | Original | | BLUS-30845 | |
| Kingdom Hearts: HD 1.5 ReMIX | PS3 | 01.00 | Original, Greatest Hits, Limited Edition | | BLUS-31212 … | |
| Kingdom Hearts: HD 2.5 ReMIX | PS3 | 01.00 | Original, Greatest Hits | | BLUS-31460 | |
| Kung Fu Rider | PS3 | 01.00 | Original | | BCUS-98270 | |
| Killzone: Liberation | PSP | 0.20 | Test Sample | | UCUS-98646 | |
| Killzone: Liberation | PSP | 1.00 | Original, UMD Dual Pack | | UCUS-98646 | |
| Killzone: Liberation | PSP | 1.00 | Demo | | UCUS 98670 | |
| Knights in the Nightmare | PSP | 1.00 | Original, Test Sample | | ULUS-10539 | |
| Kingdom Hearts: Birth by Sleep | PSP | 1.00 | Original, Demo | | UCUS-98173 … | |
| Kingdom of Paradise | PSP | 1.00 | Original | | UCUS-98623 | |
| Kids on Site | MCD | | Original | | T162015 | |
| Kao the Kangaroo: Round 2 | GC | | Original | | DL-DOL-GKOE-USA | |
| Killer7 (Disc 1) | GC | Rev 1 | Original | | DL-DOL-GK7E-0-USA | |
| Killer7 (Disc 2) | GC | Rev 1 | Original | | DL-DOL-GK7E-1-USA | |
| Kirby Air Ride | GC | | Original, Player's Choice (Best Seller) | | DL-DOL-GKYE-USA | |
| Karaoke Revolution Glee: Volume 2 Glee Karaoke Revolution: Volume 2 | WII | Rev 1 | Original | | RVL-SKGE-USA-B0 | |
| KidFit Island Resort | WII | | Original | | RVL-SJFE-USA-B0 | |
| Kidz Sports Basketball | WII | | Original | | RVL-RKSE-USA | |
| The King of Fighters Collection: The Orochi Saga | WII | | Original | | RVL-RKFE-USA | |
| Kirby's Dream Collection: Special Edition | WII | | Original | | RVL-S72E-USA-B0 | |
| Kirby's Epic Yarn | WII | | Original | | RVL-RK5E-USA-B0 | |
| Kirby's Return to Dream Land | WII | | Original | | RVL-SUKE-USA-B0 | |
| The Kore Gang: Outvasion from Inner Earth | WII | | Original | | RVL-SP5E-USA-B0 | |
| Kororinpa: Marble Mania | WII | | Original | | RVL-RCPE-USA | |
| K9.5 1: Live in Airedale | PC | 2.0 | Original | | | |
| K9.5 4: The Tail-Wag Tour | PC | 2.0 | Original | | | |
| Kid Pix Deluxe 3 | PC | 1.0 | Original | | 378180B-CD | |
| Kid Pix Deluxe 4 for Schools | PC | | Original | | 483227-CD, Cat# MIN 50142 | |
| Kid's College: Touchdown Drive & Cheerleading: Football & Cheerleading | PC | | Chick-fil-A | | | |
| kill.switch (Disc 1) | PC | 1.0 | Original | | | |
| kill.switch (Disc 2) | PC | 1.0 | Original | | | |
| King's Quest Collection Series (Disc 1) | PC | | Original | | | |
| King's Quest Collection Series (Disc 2) | PC | | Original | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | 5 Ft 10 Pak In A Box Volume One, Platinum | | KQU344AE-CD | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | 5 ft. 10 Pak Vol. I, Rerelease | | | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.000 | Original | | 833021000 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | 833024331\S302430 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | 833021000 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | SierraOriginals | | | |
| King's Quest VII: The Princeless Bride | PC | 2.00b | 3 Free | | S308430 | |
| King's Quest: Collector's Edition (Disc 1) | PC | | Original | | 833124331/S312432 | |
| King's Quest: Mask of Eternity | PC | 1.0.0.3 | Rerelease | | | |
| Kingdom Under Fire (Disc 1) | PC | 1.06 | Original | | | |
| Kingdom Under Fire (Disc 2) | PC | 1.06 | Original | | | |
| Kingpin: Life of Crime | PC | | Original | | CD-C95-848-0 | |
| KISS Psycho Circus: The Nightmare Child | PC | 1.0 | Original | | | |
| KISS Psycho Circus: The Nightmare Child / Heavy Metal: F.A.K.K. 2: Bonus Disc! KISS Psycho Circus: The Nightmare Child / Heavy Metal: FAKK 2: Bonus Disc! | PC | | Original | | | |
| KKND2: Krossfire (Disc 1) | PC | 1.0 | Original | | 04-16513CD1 | |
| KKND2: Krossfire (Disc 2) | PC | 1.0 | Original | | 04-16513CD2 | |
| Koala Lumpur: Journey to the Edge | PC | 1.0 | Original | | | |
| Kohan: Immortal Sovereigns | PC | 1.0.2 | Original | | 04-22387CD | |
| Kohan: Immortal Sovereigns | PC | 1.1.0 | Linux | | | |
| Konami Collector's Series: Castlevania & Contra | PC | 1.0 | Original | | Part Number 23422 | |
| Konung: Legend of the North | PC | 1.0 | Original, Fight Knight | | 04-22006CD | |
| The King of Fighters '98: Ultimate Match (Bonus Disc) | PC | | Original | | | |
| Kane & Lynch: Dead Men | PC | 1.0 | Original | | MKALYPUS01 | |
| Killing Time | 3DO | RE1 | Red Disc | | | |
| Killing Time | 3DO | RE2 | Black Disc | | | |
| Kathy Smith: Personal Trainer | CDI | | Original | | 310690049-2 | |
| Keep the Faith: An Evening with Bon Jovi (Disc 1) | CDI | | Original | | 310690294-2 | |
| Keep the Faith: An Evening with Bon Jovi (Disc 2) | CDI | | Original | | 310690294-2 | |
| Kether | CDI | | Original | | 310690275-2 | |
| Kether | CDI | | Demonstration Disc | | 310-690-275-2 | |
| Kids Can Read! Aesop's Fables | VIS | | Original | | 25-6136 | |