- K-1 Grand Prix (PSone)
- K-1 Revenge (PSone)
- K-1 The Arena Fighters (PSone)
- K9.5: Live in Airedale (PSone)
- K9.5: The Hollywood Premiere (PSone)
- K9.5: The Tail-Wag Tour (PSone)
- K9.5: We are the Dogs (PSone)
- K9.5: WebTunes (PSone)
- Kabounce (PS4)
- Kagero: Deception 2 (PSone)
- Kahoots (PS Minis)
- Kane & Lynch 2: Dog Days (PS3)
- Kane & Lynch: Dead Men (PS3)
- Karaoke Revolution (PS3)
- Karaoke Revolution Presents: American Idol Encore (PS3)
- Karaoke Revolution Presents: American Idol Encore 2 (PS3)
- Kart Attack (PS3)
- Kart Challenge (PSone)
- Kartia: The Word of Fate (PSone)
- KartRider: Drift (PS4)
- Katamari Damacy (PS2)
- Katamari Damacy Reroll (PS4)
- Katamari Forever (PS3)
- Katana Kami: A Way of the Samurai Story (PS4)
- Kaze and the Wild Masks (PS4)
- KazMania: Chaos in KazMania (PSone)
- KazMania: Trail of Gems (PSone)
- Keep Talking and Nobody Explodes (PS4)
- Kena: Bridge of Spirits (PS4)
- Kena: Bridge of Spirits (PS5)
- Kensei: Sacred Fist (PSone)
- Kensei: The King of Boxing (PSone)
- Kentucky Route Zero: TV Edition (PS4)
- Kerbal Space Program 2 (PS4)
- Kerbal Space Program: Enhanced Edition (PS4)
- Kevin Van Dam Fishing (PS3)
- KeyWe (PS4)
- KeyWe (PS5)
- Kholat (PS4)
- Kick & Fennick (PS Vita)
- Kick Off World (PSone)
- Kick-Ass: The Game (PS3)
- KickBeat (PS3)
- KickBeat (PS Vita)
- KickBeat: Special Edition (PS4)
- Kickboxing (PSone)
- Kid A Mnesia: Exhibition (PS5)
- Kileak: The DNA Imperative (PSone)
- Kill It with Fire (PS4)
- Kill la Kill - If (PS4)
- Kill Strain (PS4)
- Kill X (PS4)
- Killer Is Dead (PS3)
- Killer Loop (PSone)
- Killing Floor 2 (PS4)
- Killing Floor: Incursion (PS4)
- Killing Zone (PSone)
- Killzone 2 (PS3)
- Killzone 3 (PS3)
- Killzone HD (PS3)
- Killzone: Mercenary (PS Vita)
- Killzone: Shadow Fall (PS4)
- Killzone: Shadow Fall - Intercept (PS4)
- Kine (PS4)
- King Oddball (PS4)
- King Oddball (PS5)
- King Oddball Ends the World (PS Vita)
- King of Bowling 2 (PSone)
- King of Bowling 3 (PSone)
- King of Fighters XIV Ultimate Edition (PS4)
- King of Fighters XV (PS4)
- King of Fighters XV (PS5)
- King of Seas (PS4)
- King's Bounty II (PS4)
- King's Field II (PSone)
- King's Field III (PSone)
- King's Quest - Chapter I: A Knight to Remember (PS4)
- King's Quest - Chapter II: Rubble without a Cause (PS4)
- Kingdom Come: Deliverance (PS4)
- Kingdom Hearts - The Story So Far - (PS4)
- Kingdom Hearts HD 1.5 + 2.5 Remix (PS4)
- Kingdom Hearts HD 1.5 ReMIX (PS3)
- Kingdom Hearts HD 2.5 ReMIX (PS3)
- Kingdom Hearts HD 2.8 Final Chapter Prologue (PS4)
- Kingdom Hearts III (PS4)
- Kingdom Hearts III Re Mind (PS4)
- Kingdom Hearts: Melody of Memory (PS4)
- Kingdom Two Crowns (PS4)
- Kingdom Under Fire II (PS4)
- Kingdoms of Amalur: Re-Reckoning (PS4)
- Kingdoms of Amalur: Re-Reckoning - Fatesworn (PS4)
- Kingdoms of Amalur: Reckoning (PS3)
- Kingsley's Adventure (PSone)
- Kirikou (PSone)
- Kiss Pinball (PSone)
- Kitaria Fables (PS4)
- Kitaria Fables (PS5)
- Kitty Powers' Matchmaker (PS4)
- KKND2: Krossfire (PSone)
- Klaus (PS4)
- Klonoa Beach Volleyball (PSone)
- Klonoa: Door to Phantomile (PSone)
- Knack (PS4)
- Knack 2 (PS4)
- Knee Deep (PS4)
- Knifeboy (PS4)
- Knightin'+ (PS4)
- Knights and Bikes (PS4)
- Knights Contract (PS3)
- Knock Knock (PS4)
- Knockout City (PS4)
- Knockout City (PS5)
- Knockout Kings 2000 (PSone)
- Knockout Kings 2001 (PSone)
- Knockout Kings 99 (PSone)
- Knockout League (PS4)
- Knowledge Is Power (PS4)
- Knowledge Is Power: Decades (PS4)
- Knytt Underground (PS3)
- Knytt Underground (PS Vita)
- Kodoku (PS4)
- Kodoku (PS Vita)
- KOI (PS4)
- Koihime†Enbu RyoRaiRai (PS4)
- KONA (PS4)
- KONA (PS5)
- Konami Arcade Classics (PSone)
- Konrad the Kitten (PS4)
- Korix (PS4)
- Kotobuki Grand Prix (PSone)
- Koudelka (PSone)
- Krazy Ivan (PSone)
- Krinkle Krusher (PS3)
- Krinkle Krusher (PS4)
- Krinkle Krusher (PS Vita)
- Kromaia Ω (PS4)
- Kula World (PSone)
- Kung Fu Panda (PS3)
- Kung Fu Panda 2 (PS3)
- Kung Fu Panda: Showdown of Legendary Legends (PS4)
- Kung Fu Rabbit (PS Vita)
- Kung Fu Rider (PS3)
- Kung Fury: Street Rage (PS4)
- Kung-Fu LIVE (PS3)
- Kurayami (PS3)
- Kuri Kuri Mix (PS2)
- Kuro no Kiseki (PS4)
- Kuro no Kiseki II: Crimson Sin (PS5)
- KURSK (PS4)
- Kurt Warner's Arena Football Unleashed (PSone)
- Kyn (PS4)