| Sharp MZ-80B type-in |  Dobon | 1985 | Dempa Shinbunsha Japan |
| Casio FX702p type-in | Dobon | 1985 | Dempa Shinbunsha Japan |
| Nintendo Famicom BASIC type-in | Docking | 1985 | Dempa Shinbunsha Japan |
| Acorn BBC ROM | Doctor Who and the Mines of Terror | 1985 | Micro Power, Ltd. |
| MSX cass. |  Dog Fighter | 1985 | Microbyte, S.A. |
| Amstrad CPC cass. | Dogsbody Model BBA007 | 1985 | Bug-Byte London, England |
| Sinclair ZX Spectrum cass. | Dogsbody Model BBS 003 | 1985 | Bug-Byte London, England |
| Arcade Video game | Doki Doki Penguin Land | 1985 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega SG-1000 game | Doki Doki Penguin Land Model C-50 | 1985 | SEGA Enterprises, Ltd. Tokyo, Japan |
| MSX cart. | Doki Doki Penguin Land Model R49x5805 | 1985 | Pony Canyon, Inc. Japan |
| Coin-op Misc. game | Dokidoki Robot | 1985 | Komaya Co., Ltd. Japan |
| NEC PC-9801 Series type-in | Doku Manjuu | 1985 | Dempa Shinbunsha Japan |
| Commodore C64 disk | Dollaro | 1985 | Editronica s.r.l |
| Sinclair ZX Spectrum cass. | Dollars in the Dust | 1985 | Pelagon Soft. |
| Texas instrument TI-99/4A type-in | Dolphin | 1985 | Shift Editions Paris, France |
| Sinclair ZX Spectrum cass. | Domino | 1985 | Sound-on-Sound Spain |
| MSX cass. | Domino | 1985 | DIMensionNEW Spain |
| Amstrad CPC cass. | Domino | 1985 | Idealogic Barcelona, Spain |
| Casio FX702p type-in | Domino | 1985 | Shift Editions Paris, France |
| Tangerine Oric 1 type-in | Dominos | 1985 | Shift Editions Paris, France |
| Sinclair ZX Spectrum cass. |  Don't Buy This - Five of the Worst Games Ever Model 000402 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. | Don't Panic Model 000358 | 1985 | Firebird Soft. UK 012439 |
| Apple II 5.25 disk | Donald Duck's Playground P | 1985 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Donald Duck's Playground P | 1985 | Sierra On-Line, Inc. USA 20626 |
| Commodore C64 cass. | Donald Duck's Playground Model 53225 | 1985 | US Gold, Ltd. Birmingham, England 13442 |
| Amstrad CPC type-in | Donald et Riri | 1985 | Shift Editions Paris, France |
| Casio FX702p type-in | Donjon | 1985 | Shift Editions Paris, France |
| Nintendo NES cart. | Donkey Kong Jr. Math Model NES-CA-HKG | 1985 | Nintendo Co., Ltd. Japan |
| Nintendo NES cart. | Donkey Kong Jr. Math Model NES-CA-USA | 1985 | Nintendo of America, Inc. USA 45496 |
| Nintendo NES cart. | Donkey Kong Model NES-DK-CAN | 1985 | Nintendo of America, Inc. USA 45496 |
| TRS-80 CoCo cass. | Donkey Monkey | 1985 | Engesoft |
| Dragon cass. | Doodle Bug | 1985 | Microdeal |
| Amstrad CPC cass. | Doomdark's Revenge | 1985 | Beyond Soft. |
| Amstrad CPC 464 disk | Doomsday Blues | 1985 | Ere Informatique Paris, France |
| NEC PC-8801 Series cass. | Door Door mkII Model E-G076 | 1985 | Enix, Ltd. Japan |
| Fujitsu FM-7 cass. | Door Door mkII Model E-G138 P | 1985 | Enix, Ltd. Japan |
| NEC PC-8801 Series disk | Door Door mkII Model E-G139 | 1985 | Enix, Ltd. Japan |
| Fujitsu FM-77AV disk | Door Door mkII Model E-G140 P | 1985 | Enix, Ltd. Japan |
| MSX cart. | Door Door mkII Model E-M004 P | 1985 | Enix, Ltd. Japan |
| MSX cart. | Door Door Model E-M004 P | 1985 | Enix, Ltd. Japan |
