Region | Title | System | Version | Edition | Languages | Serial | Status |
| Q-Ball: Billiards Master | PS2 | 1.00 | Original | | SLUS 20070 | |
| Q*bert | PC | | Original | | 93553.DL | |
| Q*bert | PSX | | Original | | SLES-02214 | |
| Q*bert | PC | | Original | | PRODUCT # 99688 | |
| Q*bert | PSX | | Original | | SLUS-00904 | |
| QAD: Quintessential Art of Destruction | PC | 1.08 | Original | | Catalogue No. 810 5165 | |
| QCast Tuner: Digital Media Player Software for PlayStation 2 (Computer Disk) | PC | | Original | | | |
| The Quaddle Family Mysteries 1: The Case of the Scarce Scarab: Lobby / Kitchen | PC | 2.0 | Original | | | |
| The Quaddle Family Mysteries 3: The Case of the Scarce Scarab: Parlor / Family Room | PC | 2.0 | Original | | | |
| The Quaddle Family Mysteries 1: The Case of the Scarce Scarab: Lobby / Kitchen | PSX | | Original | | LSP-060101 … | |
| The Quaddle Family Mysteries 2: The Case of the Scarce Scarab: Garden | PSX | | Original | | LSP-060102 … | |
| The Quaddle Family Mysteries 3: The Case of the Scarce Scarab: Parlor / Family Room | PSX | | Original | | LSP-060103 … | |
| Quake 4 (Bonus DVD) | PC | | Special DVD Edition | | 32973.102.00, 32973.102.TH, 32973.102.US | |
| Quake 4 | PC | 1.0.0.0 build 2147 | Original, Special DVD Edition, F.P.S. Legends Volume I | | 32849.101.00, 32849.101.3L, 32973.101.TH, 32973.101.US | |
| Quake II Mission Pack: The Reckoning | PC | 3.15 | Original, Quake II: Quad Damage | | 1000268.101.US | |
| Quake II Netpack I: Extremities | PC | | Original, Quake II: Quad Damage | | 1000567.101.UK, 1000567.101.US | |
| Quake III: Revolution | PS2 | 1.00 | Original | | SLES-50126 | |
| Quake III: Team Arena | PC | 1.27g | Original | | 1001469.101.UK | |
| Quake III: Team Arena | PC | 1.27g | Original | | 1001469.101.US | |
| Quake III: Team Arena | PC | 1.30 | Quake III: Gold, Quake III: Gold (Rerelease) | | 30774.101.UK, 30774.101.US, 35129.102.US | |
| Quake Mission Pack No. 2: Dissolution of Eternity | PC | 1.0 | Original | | 1000002-101-US | |
| Quake Mission Packs: No. 1: Scourge of Armagon & No. 2: Dissolution of Eternity | PC | | Quake: The Offering | | 1000463.102.UK | |
| Quantum Break (Disc 1) | PC | | Timeless Collector's Edition | | 055188 | |
| Quantum Break (Disc 2) | PC | | Timeless Collector's Edition | | 055188 | |
| Quantum Break (Disc 3) | PC | | Timeless Collector's Edition | | 055188 | |
| Quantum Break (Disc 4) | PC | | Timeless Collector's Edition | | 055188 | |
| Quantum Break (Disc 5) | PC | | Timeless Collector's Edition | | 055188 | |
| Quantum Gate I: Akumu no Joshou クァンタム・ゲートⅠ ~悪夢の序章~ | SS | 1.000 | Original | | T-18502G | |
| Quantum Redshift | XBOX | | Original | | MS-021 | |
| Quantum Redshift | XBOX | | Original | | MS-021 | |
| Quantum Theory | PS3 | 01.02 | Original | | BLES-00868 | |
| Quantum Theory クウォンタム セオリー | PS3 | 01.04 | Original | | BLJM 60214 | |
| Quantum Theory | PS3 | 01.02 | Original | | BLUS-30329 | |
| Quarantine | PC | | Original | | | |
| Quarantine カランティーン | 3DO | RE3 | Original | | IM-TS9503 | |
| Quarterback Attack | 3DO | | Original | | | |
| The Queen of Duellist Gaiden + Gaiden α クィーン・オブ・デュエリスト外伝+外伝α | FMT | | Original | | | |
| Queen of the Nile: Cleopatra | PC | | Original, Pharaoh + Queen of the Nile: Cleopatra Big Box | | S0020650 | |
| Queen: The Eye (Disc 1) (The Arena Domain) | PC | | Original | | DDE05501101D1 | |
| Queen: The Eye (Disc 2) (The Works Domain) | PC | | Original | | DDE05501101D2 | |
| Queen: The Eye (Disc 4) (The Innuendo Domain) | PC | | Original | | DDE05501101D4 | |
| Queen: The Eye (Disc 5) (The Final Domain) | PC | | Original | | DDE05501101D5 | |
| Queen's Gate: Spiral Chaos クイーンズゲイト スパイラルカオス | PSP | 1.01 | Original, Gekiran Pack | | ULJS 00376 … | |
| The Quest for Aladdin's Treasure | PS2 | 1.02 | Original | | SLES-54124 | |
| Quest for Fame: Be a Virtual Rock Legend (Disc 1) | PSX | | Original | | SCPS 18004 | |
| Quest for Fame: Be a Virtual Rock Legend (Disc 2) | PSX | | Original | | SCPS 18005 | |
| Quest for Glory Anthology | PC | 1.0 | Original | | S6170220Z12ZZ | |
| Quest for Glory Anthology | PC | | Original | | | |
| Quest for Glory V: Dragon Fire (Original Music Soundtrack & Interactive Sneak Preview) | PC | | Collection Series | | | |
| Quest for Glory V: Dragon Fire (Game CD) | PC | 1.0 | Original | | | |
| Quest for Glory V: Dragon Fire (Install CD) | PC | 1.0 | Original | | | |
| Quest for Glory: Collection Series | PC | 1.0 | Original | | | |
| Quest for Glory: Shadows of Darkness | PC | 1.0 | SierraOriginals | | | |
| The Quest Trio | PC | | Original | | CDR2Z189D1, SJ042010 | |
| Qui Veut Gagner des Millions? | PSX | | Original | | SLES-03480 | |
| Quik the Thunder Rabbit | PC | | Original | | | |
| Quik the Thunder Rabbit | CD32 | | Bundled with Magazine | | | |
| Quiz & Variety: Suku Suku Inufuku クイズ&バラエティ すくすく犬福 | PS2 | 1.03 | Original, Hamster the Best | | SLPM 62424 … | |
| Quiz Aa Megami-sama: Tatakau Tsubasa to Tomoni クイズ ああっ女神さまっ ~闘う翼とともに~ | DC | 1.005 | Original, Limited Box | | HDR-0105, HDR-0123 | |
| Quiz Caravan Cult Q クイズ・キャラバン・カルトQ | PCE | | Original | | HCD3047 | |
| Quiz Darake no Jinsei Game: Un to Atama de Daifugou!? クイズ・だらけの人生ゲーム ~運と頭で大富豪!?~ | PSX | | Original, The Best Takaramono | | SLPM 87097 … | |
| Quiz Kidou Senshi Gundam Toi Senshi Deluxe クイズ機動戦士ガンダム 問戦士DX | PSP | 1.01 | Original | | ULJS 00074 | |
| Quiz King of Fighters クイズ・キング・オブ・ファイターズ | NGCD | | Original | | NGCD-080 | |
| Quiz Marugoto the World QUIZ まるごと The ワールド | PCE | | Original | | ATCD1001 | |
| Quiz Marugoto the World 2: Time Machine ni Onegai! QUIZ まるごと The ワールド2 ~タイム・マシンにおねがい!~ | PCE | | Original | | ATCD-2003 | |
| Quiz Nanairo Dreams: Nijiirochou no Kiseki QUIZ なないろ DREAMS ~虹色町の奇跡~ | SS | 1.004 | Original | | T-1220G | |
| Quiz Party | WII | | Original | | RVL-SQUF-FRA-B0 | |
| Quiz Tonosama no Yabou クイズ殿様の野望 | PCE | | Original | | HCD2038 | |
| Quiz Tonosama no Yabou クイズ殿様の野望 | MCD | | Original | | T-44024 | |
| QuoVadis クォヴァディス | SS | 1.050 | Original | | T-17401G | |
| QuoVadis 2: Wakusei Kyoushuu Ovan Rei (Disc 1) クォヴァディス2 ~惑星強襲オヴァン・レイ~ | SS | 1.003 | Original | | T-17402G | |
| QuoVadis 2: Wakusei Kyoushuu Ovan Rei (Disc 2) クォヴァディス2 ~惑星強襲オヴァン・レイ~ | SS | 1.003 | Original | | T-17402G | |
| QuoVadis: Iverkurtz Sen'eki クォヴァディス ~イベルカーツ戦役~ | PSX | | Original | | SLPS 00733 | |