| NEC PC-9801 Series 3.5in. disk |  Carmine | 1986 | Micro Cabin Co. Japan |
| Exelvision EXL 100 type-in | Carpathians 1879 | 1986 | Shift Editions Paris, France |
| Thomson TO7 type-in | Carrefour | 1986 | Shift Editions Paris, France |
| NEC PC-8801 Series disk | Carrot Model 2013201 | 1986 | ASCII Corp. Japan |
| Sharp MZ-80K type-in | Carry Diamond | 1986 | Kohgaku-Sha Co.,Ltd. |
| Amstrad CPC cass. | Carson City | 1986 | Elice Orleans, France |
| Commodore C64 disk | Cartels & Cutthroats P | 1986 | SSI Strategic Simulations, Inc. 16685 |
| Amstrad CPC type-in | Cartomanie | 1986 | Editions SORACOM France |
| Sharp X1 5.25in. disk | Casablanca ni Ai o - Satsujin-sha wa Jikuu o Koete | 1986 | Thinking Rabbit Japan |
| NEC PC-8801 Series disk | Casablanca ni Ai o - Satsujin-sha wa Jikuu o Koete Model NETQ-12010 | 1986 | Thinking Rabbit Japan |
| NEC PC-9801 Series 5.25in. disk | Casablanca ni Ai o - Satsujin-sha wa Jikuu o Koete Model NFTQ14004 | 1986 | Thinking Rabbit Japan |
| Apple II 5.25 disk | Case of the Great Train Robbery - Fact and Opinion | 1986 | Troll Associates |
| Apple II 5.25 disk | Case of the Missing Chick - Finding The Main Idea | 1986 | Troll Associates |
| Amstrad CPC type-in | Case-Briques | 1986 | Editions SORACOM France |
| Arcade Video game | Cash Quiz | 1986 | Zilec-Zenitone |
| Casio FX702p type-in | Casino | 1986 | Shift Editions Paris, France |
| MSX cart. | Casio Worldopen | 1986 | Boram Soft. Korea |
| Thomson MO5 type-in | Casse Brique | 1986 | Shift Editions Paris, France |
| Amstrad CPC type-in | Casse Briques | 1986 | Laser Magazine Paris, France |
| Amstrad CPC type-in | Casse-Tete | 1986 | Laser Magazine Paris, France |
| Amstrad CPC type-in | Casse-Tete de l'Ane | 1986 | Editions SORACOM France |
| Amstrad CPC type-in | Casse-Tete Ferroviaire | 1986 | Shift Editions Paris, France |
| Sinclair ZX Spectrum type-in | Casse-Tête | 1986 | Shift Editions Paris, France |
| Thomson MO5 cass. | Cassebrique | 1986 | Shift Editions Paris, France |
| Amstrad CPC cass. | Cassette 50 | 1986 | Cascade Games, Ltd. |
| Fujitsu FM-7 type-in | Castle | 1986 | Dempa Shinbunsha Japan |
| Amstrad CPC 464 disk | Castle Adventure Hb | 1986 | Unknown |
| Atari 400/800 cass. | Castle Assault Model 11901 | 1986 | Blue Ribbon Soft., Ltd. |
| Coleco Adam disk | Castle DeathStone | 1986 | Questech Computer Ent. Soft. |
| Dragon cass. | Castle Dracula | 1986 | Mercury Soft. |
| Commodore VIC-20 type-in | Castle Dracula | 1986 | Tronic-Verlag GmbH |
| MSX cart. | Castle Excellent Model 2018109 | 1986 | ASCII Corp. Japan |
| NEC PC-6001mkII cass. | Castle Excellent Model 2018110 | 1986 | ASCII Corp. Japan |
| Nintendo Famicom cart. | Castle Excellent Model HSP-05 | 1986 | ASCII Corp. Japan |
| Sinclair ZX Spectrum cass. | Castle Thade | 1986 | Spectrum Adventure Exchange Club |
| National JR-100 type-in | Cat | 1986 | Dempa Shinbunsha Japan |
| Apple II 5.25 disk | Cat 'n Mouse | 1986 | Mindplay |
| Sharp MZ-700 cass. | Catacombes | 1986 | Campan, Jean François France |
| Amstrad CPC type-in | Catacombes | 1986 | Shift Editions Paris, France |
| Commodore MAX type-in | Catch & Catch | 1986 | Dempa Shinbunsha Japan |
