Region | Title | System | Version | Edition | Languages | Serial | Status |
| Gadget: Past as Future (Disc 3) | PC | | Original | | GDGER-CD3 | |
| Gadget: Past as Future (Disc 2) | PC | | Original | | GDGER-CD2 | |
| Gadget: Past as Future (Disc 1) | PC | | Original | | GDGER-CD1 | |
| Gadget: Invention, Travel, & Adventure | MAC | | Original | | TORT-1003 | |
| Gadget: Invention, Travel, & Adventure ガジェット | FMT | | Original | | TONP-2002 | |
| Gadget: Invention, Travel, & Adventure ガジェット | PC | | Original | | SYWI-002 | |
| Gadget: Invention, Travel, & Adventure ガジェット | PC | | Shokai Tokuten | | TORT-2002 | |
| Gadget: Invention, Travel, & Adventure ガジェット | MAC | | Rerelease | | TORT-1006 | |
| Gadget & the Gadgetinis | PC | | McDonald's Happy Meal | | | |
| Gachinko Pro Yakyuu ガチンコプロ野球 | PS2 | 1.03 | Original | | SLPS 20301 | |
| Gachinko Heroes ガチンコヒーローズ | PS3 | 01.00 | Original | | BCJS 30072 | |
| Gacharoku 2: Kondo wa Sekai Isshuu yo!! ガチャろく2 ~今度は世界一周よ!!~ | PS2 | 1.03 | Original | | SCPS 11034 | |
| Gacharoku ガチャろく | PS2 | 1.00 | Original | | SCPS 11026 | |
| Gacha Mecha Stadium: Saru Battle ガチャメカスタジアム サルバト~レ | PS2 | 1.01 | Taikenban | | PAPX 90518 | |
| Gabriel Knight: Sins of the Fathers Gabriel Knight I | PC | 1.0 | Original | | 832284330 | |
| Gabriel Knight: Sins of the Fathers | PC | | SierraOriginals | | D.L.:M-20475-97 | |
| Gabriel Knight: Sins of the Fathers Gabriel Knight I | PC | | SierraOriginals | | S5250120Z12ZZ | |
| Gabriel Knight: Sins of the Fathers Gabriel Knight I | PC | 1.1 | SierraOriginals | | S0010304 | |
| Gabriel Knight: Die Sünden der Väter Gabriel Knight: Sins of the Fathers | PC | 1.0 | Original | | UG602284380 | |
| Gabriel Knight: Die Sünden der Väter Gabriel Knight: Sins of the Fathers | PC | | SierraOriginals | | S5250520Z12ZZ | |
| Gabriel Knight 3: Il Mistero di Rennes-le-Château: Il Mistero Macchiato di Sangue (Disc 2) | PC | | Original | | S0016138 | |
| Gabriel Knight 3: Il Mistero di Rennes-le-Château: Il Mistero Macchiato di Sangue (Disc 1) | PC | | Original | | S0016137 | |
| Gabriel Knight 3: Enigme en Pays Cathare (Disc 1) | PC | | Original | | | |
| Gabriel Knight 3: Enigme en Pays Cathare (Disc 1) | PC | 1.0.0.0 | Original | | S0015893 | |
| Gabriel Knight 3: Blut der Heiligen, Blut der Verdammten (Disc 3) | PC | | Sierra's Classic Adventures | | S0023164 | |
| Gabriel Knight 3: Blut der Heiligen, Blut der Verdammten (Disc 2) | PC | | Sierra's Classic Adventures | | S0023163 | |
| Gabriel Knight 3: Blut der Heiligen, Blut der Verdammten (Disc 1) | PC | 1.0 | Original | | S0015900 | |
| Gabriel Knight 3: Blut der Heiligen, Blut der Verdammten (Disc 1) | PC | 1.0 | Sierra's Classic Adventures | | S0023162 | |
| Gabriel Knight 3: Blut der Heiligen, Blut der Verdammten (Disc 1) | PC | | BestSeller Series | | S0024875 | |
| Gabriel Knight 3: Blood of the Sacred, Blood of the Damned (Disc 3) Gabriel Knight 3: krew świętych, krew potępionych | PC | | BestSeller Series | | | |
| Gabriel Knight 3: Blood of the Sacred, Blood of the Damned (Disc 2) Gabriel Knight 3: krew świętych, krew potępionych | PC | | BestSeller Series | | | |
| Gabriel Knight 3: Blood of the Sacred, Blood of the Damned (Disc 1) Gabriel Knight 3: krew świętych, krew potępionych | PC | | BestSeller Series | | | |
| Gabriel Knight 3: Blood of the Sacred, Blood of the Damned (Disc 3) | PC | 1.0 | BestSeller Series | | S0015653 | |
| Gabriel Knight 3: Blood of the Sacred, Blood of the Damned (Disc 1) | PC | 1.0 | BestSeller Series | | S0022578 | |
| G5 ジーファイブ | FMT | Rev A | Original | | HMA-206A | |
| G5 ジーファイブ | FMT | | Original | | HMA-206 | |
| G1 Jockey Wii 2008 | WII | | Original | | RVL-R8GP-UKV | |
| G1 Jockey Wii | WII | | Original | | RVL-RGIP-UKV | |
| G1 Jockey 4 2008 | PS3 | 01.01 | Original | | BLES-00271 | |
| G1 Jockey 3 | PS2 | 1.00 | Original | | SLUS-20690 | |
| G.O.D pure ジー・オー・ディーピュア | PSX | | Original | | SLPS 00944 | |
| G.O.D Generation of Descendants: Digital Press Kit Corum: G.O.D Generation of Descendants: Digital Press Kit | PC | | Press Kit | | | |
| G.I. Joe: The Rise of Cobra | PSP | 1.01 | Original | | ULUS-10435 | |
| G.I. Joe: The Rise of Cobra | PS2 | 1.00 | Original | | SLUS-21886 | |
| G.I. Joe: The Rise of Cobra | XBOX360 | | Original | | EA-2203 | |
| G.I. Joe: The Rise of Cobra | PSP | 1.01 | Original | | ULES-01277 | |
| G.I. Joe: The Rise of Cobra | PS2 | 1.00 | Original | | SLES-55537 | |
| G.I. Joe: The Rise of Cobra | PS3 | 01.01 | Original | | BLES-00590 | |
| G.I. Joe: The Rise of Cobra | WII | | Original | | RVL-RIJP-EUR-B0 | |
| G.I. Combat: Episode 1: Battle of Normandy | PC | | Original | | 23904CD | |
| G.I. Combat: Episode 1: Battle of Normandy | PC | 1.04 | Original | | | |
| G.H.O.S.T. Hunters: Majesty Manor | PC | 1.1 | Original | | 02-9007-10 | |
| G.H.O.S.T. Hunters: Le Manoir Hanté ! | PC | | Original | | GHH854AF-CD | |
| G. Darius | PSX | | Preview | | SLUS-00690 | |
| G-type 2002 8-gatsu-gou (Disc 2) G-type 2002 8月号 | PC | | | | | |
| G-ToK X3D G-ToK: The Defender | PC | | X3D | | | |
| G-Tok | PC | | Original | | | |
| G-Taste Mahjong G‐taste 麻雀 | PS2 | 1.02 | Special Ban | | SLPM 62326 | |
| G-Prime | PPC | 1.01g | Original | | 11001 | |
| G-Police: Weapons of Justice | PSX | | Original | | SCES-01919 | |
| G-Police: Weapons of Justice | PSX | | Original | | SCES-01918 | |
| G-Police: Weapons of Justice | PSX | | Original | | SCES-01625 | |
| G-Police | PC | 1.19 | Original | | | |
| G-Police | PC | 1.18 | Bundle Version STB OEM | | 170-0008-001 | |
| G-Police | PC | | Bundle Version OEM | | | |
| G-Police | PC | | Bundle Version STB OEM | | 170-0008-001 | |
| G-Police (Disc 2) | PSX | | Platinum | | SLES-10856 | |
| G-Police (Disc 1) | PSX | | Platinum | | SLES-00856 | |
| G-Police | PC | 1.19 | Covermount | | | |
| G-Police Gポリス | PSX | | Taikenban | | PCPX 96125 | |
| G-Police | PC | 1.19 | Bundle Version OEM | | P/N: 1713320371 | |
| G-Police | PC | 1.19 | Bundle Version OEM | | | |
| G-Police | PC | 1.18 | Original | | | |
| G-Police (Disc 2) | PSX | | Original | | SLES-10853 | |
| G-Police (Disc 1) | PSX | | Original | | SLES-00853 | |
| G-Police | PC | | Bundle Version Intel MMX OEM | | | |
| G-Police | PC | 1.19 | Original | | | |
| G-Police 特警雄鹰 | PC | | Original | | | |
| G-Pod G·POD | PPC | 1.21 | Original | | 11000 | |
| G-Nome | PC | | Demo | | 75081 | |
| G-Nome | PC | | Original | | 70374 | |
| G-Nome | PC | | Original | | 70374 | |
| G-Nome | PC | 1.0 | Original | | | |
| G-Nome | PC | | Medium | | | |
| G-Nome | PC | | Gold Games 3 (CD 2) | | SPI 047 | |
| G-CIA (Secret Data File-1) | PC | | BB Games Online Game Fantasista | | disc_01 | |
| G-CIA (Secret Data File-2) | PC | | BB Games Online Game Fantasista | | disc_26 | |
| G-CIA (Secret Data File-3) | PC | | BB Games Online Game Fantasista | | disc_27 | |
| G-CIA (Secret Data File-4) | PC | | BB Games Online Game Fantasista | | disc_28 | |
| G-CIA (Secret Data File-5) | PC | | BB Games Online Game Fantasista | | disc_29 | |
| G-CIA (Secret Data File-6) | PC | | BB Games Online Game Fantasista | | disc_29-2 | |
| G Vector ジー・ベクター | SS | 1.005 | Original | | T-30603G | |
| G Darius Gダライアス | PC | 1.0.0 | Sourcenext Selection | | 61280 | |
| G Darius Gダライアス | PSX | | Tentou Demo-ban | | SLPM 80205 | |
| G Darius Gダライアス | PC | | PC Game Best Series Vol. 59 | | | |