| Nintendo Super NES cart. |  HyperZone Model SNSP-HZ-EUR | 1991 | HAL Laboratory, Inc. Japan |
| Commodore C64 disk | I Play - 3D Soccer | 1991 | Simulmondo |
| Atari ST disk | I play 3D soccer | 1991 | Simulmondo |
| NEC PC-9801 Series 5.25in. disk | I/O Magazine Disk - April 1991 | 1991 | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | I/O Magazine Disk - February 1991 | 1991 | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | I/O Magazine Disk - July 1993 | 1991 | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | I/O Magazine Disk - June 1991 | 1991 | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | I/O Magazine Disk - March 1991 | 1991 | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | I/O Magazine Disk - May 1991 | 1991 | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | I/O Magazine Disk - October 1993 | 1991 | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | I/O Magazine Disk - September 1991 | 1991 | Unknown Japan |
| Thomson TO disk | ICDV Magazine no.1 | 1991 | ICDV |
| Thomson TO disk | ICDV Magazine no.2 | 1991 | ICDV |
| Thomson TO disk | ICDV Magazine no.3 | 1991 | ICDV |
| Thomson TO disk | ICDV Magazine no.4 | 1991 | ICDV |
| Arcade Video game | Ichiban Jyan | 1991 | Excel Japan |
| Nintendo Famicom cart. | Ide Yousuke Meijin no Jissen Mahjong II Model CAP-2Q | 1991 | Capcom Co., Ltd. Japan |
| Sinclair ZX Spectrum cass. | Idiliar | 1991 | Grupo Creators Union Spain |
| IBM PC DOS pack. | Idiot's Delight Sw | 1991 | Rasa, Randy |
| NEC PC-Engine HuCARD | Idol Hanafuda Fan Club | 1991 | Games Express |
| Arcade Video game | Idol-Mahjong Final Romance | 1991 | Video System Co., Ltd. Kyoto, Japan |
| Commodore C64 disk | Ignition | 1991 | Markt & Technik |
| Fujitsu FM Towns CD | Igo Doujou Shodan - Kaigan! Kyuu kara Dan e no Chousen | 1991 | Fujitsu OA, Ltd. |
| Nintendo Famicom cart. | Igo Shinan '91 Model HCT-9A | 1991 | HECT Hector Japan |
| NEC PC-9801 Series 5.25in. disk | Ijuuou - King Breeder Model 00FG-3 | 1991 | Teichiku Co., Ltd. Japan |
| Commodore Amiga 500 disk |  IK+ Model 510236 | 1991 | Hit Squad, The UK 13156 |
| Nintendo NES cart. |  Ikari III - The Rescue Model NES-3D-USA | 1991 | SNK Corp. of America CA, USA |
| Nintendo Game Boy Cart. | Ikari no Yousai Model DMG-IYJ | 1991 | JALECO Co., Ltd. Japan |
| Amstrad CPC pack. | Ikari Warriors | 1991 | EDOS Electronic Distribution of Software |
| Sega Meganet pack. | Ikazuse! Koi no Doki Doki Penguin Land MD | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sharp X68000 Series 5.25in. disk | Illumina! | 1991 | Fairytale Japan |
| MSX 2 disk | Illumina! | 1991 | Fairytale Japan |
| Commodore Amiga 500 disk | Ilyad | 1991 | UBI Soft Creteil, France 307211 |
| NEC PC-9801 Series 5.25in. disk | Imadoki Junjou Monogatari | 1991 | Allot Japan |
| Amstrad CPC pack. | Impact | 1991 | EDOS Electronic Distribution of Software |
| Sinclair ZX Spectrum pack. | Impact Model 993 | 1991 | EDOS Electronic Distribution of Software |
| Sharp X68000 Series 5.25in. disk | Imperial Force | 1991 | SystemSoft Corp. Japan |
| Sinclair ZX Spectrum cass. | Impossamole Model 021650 | 1991 | GBH 013658 |
| Commodore Amiga 500 disk | Impossamole Model 032144 | 1991 | GBH 013658 |
| Sinclair ZX Spectrum pack. | Impossamole Model 722 | 1991 | EDOS Electronic Distribution of Software |
