| Kill the Attacking Aliens!
| | | 2003-0-0
|
| Kisekko Gurumii: Chesty to Nuigurumi-tachi no Mahou no Bouken
| 4536478000427 | | 2003-1-1
|
| The King of Fighters EX2: Howling Blood
| 4535506300225 | | 2003-1-1
|
| Kotoba no Puzzle Mojipittan Advance
| 4907892042148 | | 2003-1-10
|
| Kamen Rider Agito (Bandai the Best)
| 4543112136732 | SLPS-03529 | 2003-2-20
|
| Kung Fu Chaos
| 805529097698 | | 2003-2-25
|
| Kaitou Apricot
| 4520644020104 | T-37910M | 2003-3-6
|
| Kenki Ippatsu! Shovel Master ni Narou! (PSOne Books)
| 4515810010096 | SLPS-91510 | 2003-3-13
|
| The King of Route 66
| 010086630152 | SLUS-20522 | 2003-3-18
|
| Kidou Senkan Nadesico: Nadesico the Mission (Drikore)
| 4997766300122 | T-27901M-1 | 2003-3-20
|
| The King of Fighters '98 (PSOne Books)
| 4964808300419 | SLPS-91512 | 2003-3-27
|
| The King of Fighters '97 (PSOne Books)
| 4964808300402 | SLPS-91511 | 2003-3-27
|
| Kids Station: Hello Kitty to Album Nikki o Tsukurimasho!
| 4983164735437 | SLPS-03544 | 2003-3-27
|
| Kids Station: Hello Kitty to Album Nikki o Tsukurimasho! (Kids Station Controller Set)
| 4983164735420 | SLPS-03543 | 2003-3-27
|
| Konohana 3
| 4944076003137 | SLPM-65299 | 2003-5-1
|
| Kaitou Apricot
| 4933516303289 | SLPS-03532 | 2003-5-22
|
| Kung Fu Panic
| 4988648139299 | | 2003-5-29
|
| The King of Fighters 2002
| 4964808201150 | T-47305M | 2003-6-19
|
| K-1 World Grand Prix
| 083717200581 | SLUS-20682 | 2003-7-8
|
| Kengo 2 (PlayStation2 the Best)
| 4994934400103 | SLPM-74412 | 2003-7-10
|
| Kirby's Airride
| 4902370506594 | DOL-P-GKYJ | 2003-7-11
|
| Kero Kero King DX
| 4543112141187 | DOL-P-GKRJ | 2003-7-11
|
| Kidou Senshi Gundam Seed
| 4543112141170 | SLPS-20300 | 2003-7-31
|
| Koinu to Issho: Aijou Monogatari
| 4967996200455 | | 2003-8-1
|
| Konohana 2 (SuperLite 2000)
| 4944076003106 | SLPM-65353 | 2003-8-7
|
| Kidou Senshi Gundam: Meguriai Uchuu
| 4543112141224 | SLPS-25062 | 2003-9-4
|
| The King of Fighters 2000 (Drikore)
| 4964808201167 | T-47303M | 2003-9-11
|
| Kawaii Pet Game Gallery
| 4967996200431 | | 2003-9-26
|
| Kirby Air Ride
| 045496961268 | | 2003-10-13
|
| Kien
| | | 2003-10-25
|
| Kill.Switch
| 722674100021 | SLUS-20706 | 2003-10-28
|
| Kill.Switch
| 722674200004 | | 2003-10-28
|
| Karaoke Revolution
| 083717250289 | SLUS-20781 | 2003-11-4
|
| Koinu-Chan no Hajimete no Osanpo: Koino no Kokoro Ikusei Game
| 4988026814305 | | 2003-11-14
|
| Korea: Forgotten Conflict
| 699030111840 | | 2003-11-17
|
| Kya: Dark Lineage
| 742725239630 | SLUS-20440 | 2003-11-18
|
| Kunoichi: Shinobi
| 4974365830595 | SLPM-65447 | 2003-12-2
|
| Kidou Senshi Z Gundam: AEUG vs. Titans
| 4543112204493 | SLPS-25305 | 2003-12-4
|
| The King of Fighters 2000 & 2001
| 828862200013 | SLUS-20834/SLUS-20839 | 2003-12-9
|
| The King of Fighters EX2: Howling Blood
| 730865850129 | | 2003-12-15
|
| Kero Kero King DX (Bandai the Best)
| 4543112204554 | | 2003-12-18
|
| Kinnikuman Nisei: Shin Sedai Choujin VS Densetsu Choujin (Bandai the Best)
| 4543112204578 | DOL-GKNJ-JPN-1 | 2003-12-18
|
| Kaijuu no Shima: Amazing Island
| 4974365870218 | | 2004-1-15
|
| The King of Fighters 2001 (Drikore)
| 4964808201174 | T-47304M | 2004-1-22
|
| Kuro no Dansho: The Literary Fragment
| 4562127501052 | | 2004-1-30
|
| Kizuna to Iuna no Pendant with Toy Box Stories (Best Edition)
| 4513244900983 | SLPS-03567-8 | 2004-2-5
|
| Kaido Battle 2: Chain Reaction
| 4994934400127 | SLPM-65514 | 2004-2-26
|
| Kashiramoji D Special Stage (PlayStation2 the Best)
| 4974365830700 | SLPM-74420 | 2004-2-26
|
| Kessen II (PlayStation2 the Best)
| 4988615018275 | SLPM-74413 | 2004-2-26
|
| Kidou Senshi Gundam: Senshitachi no Kiseki
| 4543112141057 | DOL-P-GGAJ | 2004-3-18
|