| Type | Game | Year | Publisher |
|---|
|
| Sharp MZ-80K type-in | Omotesandou Adventure #1 | 1982 | ASCII Corp. [Japan] |
|
| Casio PB-100 type-in | Onboro-sen | 1985 | Dempa Shinbunsha [Japan] |
|
| Bally Astrocade type-in | One Arm Bandit | 198? | Fabris, Robert [San Jose, CA, USA] |
|
| Sharp MZ-80K type-in | One Key Organ | 1982 | Kohgaku-Sha Co.,Ltd. |
|
| Bally Astrocade type-in | One Man Bowling | 1982 | Fabris, Robert [San Jose, CA, USA] |
|
| Coin-op Misc. game | One World | 1947 | Amusement Enterprises, Inc. [New York, NY, USA] |
|
| HP-67 soft. | One-Armed Bandit | 1977 | Backus, Roelf |
|
| Bally Astrocade type-in | OneCheck | 198? | RMH Enterprises |
|
| Arcade Video game | Onna Sansirou - Typhoon Gal | 1985 | Taito Corp. [Japan] |
|
| Arcade Video game | Oo-edo Fight | 1994 | Kaneko Co., Ltd. [Tokyo, Japan] |
|
| Arcade Video game | OOPArts | 1992 | SEGA Enterprises, Ltd. [Tokyo, Japan] |
|
| NEC PC-8001mkII cass. | Oozumou | 1983 | Champion Soft. [Japan] |
|
| Fujitsu FM-7 cass. | Oozumou [Model FUCP-13032] | 1983 | Champion Soft. [Japan] |
|
| IBM PC/AT DOS 3.5in. disk | Operation Crusader | 1994 | Avalon Hill Video Game Co., The [Baltimore, MD, USA] |
|
| SNK Neo-Geo MVS cart. | Operation Ragnarok | 1994 | NMK |
|
| Atari Falcon 030 disk | Operation SKUUM | 1996 | Logitron |
|
| Arcade Video game | Operation Thunder Hurricane | 1997 | Konami Co., Ltd. [Japan] |
|
| Pinball | Operation Thunder [Model 732] | 1992 | Premier Technology Co. [Bensenville, IL, USA] |
|
| Arcade Video game | Operation Thunderbolt | 1988 | Taito Corp. [Japan] |
|
| Arcade Video game | Operation Wolf | 1987 | Taito Corp. [Japan] |
|
| Arcade Video game | Operation Wolf 3 | 1994 | Taito Corp. [Japan] |
|
| Apple Macintosh disk | Operation: Desert Storm | 1991 | Bungie Soft. |
|
| Apple II type-in | Operation: Sabotage | 1982 | SoftSide Publications, Inc. |
|
| IBM PC type-in | Operation: Sabotage | 1982 | SoftSide Publications, Inc. |
|
| PC/MS-Windows CD | Operation: Weather Disaster | 1995 | Discovery Channel Multimedia |
|
| Pinball | Orbit [Model 321] | 1972 | Gottlieb & Co., D. [Chicago, IL, USA] |
|
| Arcade Video game | Orbs | 1994 | American Sammy Corp. [Torrance, CA, USA] |
|
| NEC PC-Engine HuCARD | Ordyne [Model NC89004] | 1989 | NAMCOT [Japan] |
|
| Sony PlayStation CD-ROM | Ore! Tomba [Model SLPS-01144] | 1997 | Whoopee Camp |
|
| PTC SOL-20 cass. | Oregon | 1978 | Hopkins, Ralph |
|
| Apple II cass. | Oregon | 1978 | Apple Pugetsound Program Library Exchange |
|
| Sharp MZ-80B type-in | Organ | 1983 | Dempa Shinbunsha [Japan] |
|
| Commodore C64 cass. | Organism | 2018 | Psytronik Soft. |
|
| Bingo | Orient [Model 805] | 1967 | Bally Mfg. Co. [Chicago, IL, USA] |
|
| IGS PGM cart. | Oriental Legend | 1997 | IGS Co., Ltd. [International Game System] |
|
| TRS-80 type-in | Orienteering at Jacque's Coulee | 1981 | SoftSide Publications, Inc. |
|
| PLATO soft. | Orthanc | 1975 | Resch & Kemp & Hagstrom |
|
| Nintendo Game Boy Cart. | Osawagase! Penguin Boy [Model DMG-PNJ] | 1990 | Natsume, Inc. [Japan] |
|
| DEC PDP-5 soft. | Oscilloscope Symbol Generator [No. 5-23] | 1965 | DECUS [Digital Equipment Computer Users' Society] |
|
| Arcade Video game | Oshaberi Macha Monoshiri Quiz | 1983 | Logitec Co., Ltd. |
|
| SNK Neo-Geo CD | Oshidashi Zintrick [Model ADCD-104] | 1996 | SNK Corp. [Shin Nihon Kikaku] [Japan] |
|
| Nintendo Super Famicom cart. | Osu!! Karate-bu [Model SHVC-OJ] | 1994 | Culture Brain |
|
| Bally Astrocade cass. | Othello | 198? | Perkins & Brigden |
|
| Arcade Video game | Otomedius | 2007 | Konami Digital Ent. Co., Ltd. |
|
| Atari 2600 cart. | Out of Control [Model 50050] | 1983 | Avalon Hill Video Game Co., The [Baltimore, MD, USA] |
|
| Pinball | Out of Sight [Model 366] | 1974 | Gottlieb & Co., D. [Chicago, IL, USA] |
|
| Arcade Video game | Out Run | 1986 | SEGA Enterprises, Ltd. [Tokyo, Japan] |
|
| Sega Chihiro GD-ROM | Out Run 2 [Model GDX-0004] | 2003 | SEGA Corp. |
|
| Sega Mega Drive cart. | Out Run [Model G-4052] | 1991 | SEGA Enterprises, Ltd. [Tokyo, Japan] |
|
| Arcade Video game | Out Runners | 1992 | SEGA Enterprises, Ltd. [Tokyo, Japan] |
|
| Arcade Video game | Outburst4D | 1995 | Taito Corp. [Japan] |
|
| Pinball | Outer Space [Model 322] | 1972 | Gottlieb & Co., D. [Chicago, IL, USA] |
|
| Sega Mega Drive cart. | OutRun 2019 [Model T-44033] | 1993 | SIMS Co., Ltd. [Japan] |
|
| Commodore C64 disk | Outrun Dance Mix | 1988 | Wilson, Mark |
|
| Nintendo Famicom cart. | Over Horizon [Model GAM-Z6] | 1991 | Hot-B [Japan] |
|
| SNK Neo-Geo MVS cart. | Over Top | 1996 | ADK Corp. [Japan] |
|
| Sony PlayStation CD-ROM | OverBlood [Model SLPS-00392] | 1996 | Riverhill Soft. [Japan] |
|
| NEC PC-Engine HuCARD | Override [Model DE90006] | 1991 | Data East Corp. [Japan] |
|
| Pinball | OXO | 1973 | Williams Mfg. Co. [Chicago, IL, USA] |
|
| Nintendo NES cart. | P'radikus Conflict | 1990 | Color Dreams, Inc. [Brea, CA, USA] |
|
| Arcade Video game | P-47 - The Freedom Fighter | 1988 | JALECO Co., Ltd. [Japan] |
|
| Jaleco Mega System 32 cart. | P-47 Aces | 1995 | JALECO Co., Ltd. [Japan] |
|
| Taito NESiCAxLive pack. | P4U - Persona 4 The Ultimax Ultra Suplex Hold | 2013 | Atlus Co., Ltd. [Japan] |
|
| Arcade Video game | Pac-Land | 1984 | NAMCO, Ltd. [Japan] |
|
| NEC PC-Engine HuCARD | Pac-Land | 1989 | NAMCOT [Japan] |
|
| NEC PC-8001mkIISR cass. | Pac-Land [Model E-G137] | 1985 | Enix, Ltd. [Japan] |
|
| Mattel Intellivision cart. | Pac-Man [Model 70251] | 1983 | Atarisoft [Atari, Inc.] |
|
| Sharp MZ-1500 Quick disk | Pac-Man [Model DP-3201200] | 1984 | Dempa Shinbunsha [Japan] |
|
| Sharp MZ-700 cass. | Pac-Man [Model DP-3480] | 1984 | Dempa Shinbunsha [Japan] |
|
| Fujitsu FM-7 cass. | Pac-Man [Model DP-3991] | 1984 | Dempa Shinbunsha [Japan] |
|
| Arcade Video game | Pac-Mania | 1987 | NAMCO, Ltd. [Japan] |
|
| Phillips CD-i disc | Pac-Panic [Model 810 0315] | 1995 | Philips Interactive Media, Inc. |
|
| Nintendo Famicom cart. | Pachi Com [Model FS-2001G] | 1985 | Toemiland |
|
| Sharp MZ-80K type-in | Pachinko & Arrange Game | 1980 | Kohgaku-Sha Co.,Ltd. |
|
| Sega SG-1000 game | Pachinko II [Model G-1029] | 1984 | SEGA Enterprises, Ltd. [Tokyo, Japan] |
|
| Sega SG-1000 game | Pachinko [Model G-1027] | 1983 | SEGA Enterprises, Ltd. [Tokyo, Japan] |
|
| NEC PC-8801 Series disk | Pachislot Party | 1991 | Unknown [Japan] |
|
| Sharp MZ-80B type-in | Pack and Pack | 1982 | Dempa Shinbunsha [Japan] |
|
| NEC PC-8801 Series disk | Pack'n Boy | 1982 | PSK [PC Shop Koshi] [Japan] |
|
| DEC PDP-5 soft. | Pack- Punch Processor and Reader [No. 5-12] | 1965 | DECUS [Digital Equipment Computer Users' Society] |
|
| Arcade Video game | Paddle Mania | 1988 | SNK Corp. [Shin Nihon Kikaku] [Japan] |
|
| Pinball | Paddock [Model 358] | 1969 | Williams Mfg. Co. [Chicago, IL, USA] |
|
| IBM PC/AT DOS pack. | Paganitzu I - Romancing the Rose | 1991 | Apogee Soft. |
|
| MSX cart. | Pai Panic [Model 00180] | 1983 | ASCII Corp. [Japan] |
|
| NEC PC-6601 Series disk | Pairs & Rotors | 1984 | ASCII Corp. [Japan] |
|
| NEC PC-8801mkII disk | Pairs & Rotors | 1985 | ASCII Corp. [Japan] |
|
| IBM PC DOS pack. | Paku Paku | 2011 | Paladin Systems North |
|
| Pinball | Palace Guard [Model 244] | 1968 | Gottlieb & Co., D. [Chicago, IL, USA] |
|
| Bingo | Palm Springs [Model 553] | 1952 | Bally Mfg. Co. [Chicago, IL, USA] |
|
| Pinball | Palooka | 1964 | Williams Mfg. Co. [Chicago, IL, USA] |
|
| Sony PlayStation CD-ROM | Pandemonium 2 [Model SLUS-00578] | 1997 | Midway Home Ent. |
|
| Sony PlayStation CD-ROM | Pandemonium! [Model SLUS-00232] | 1996 | Crystal Dynamics |
|
| Arcade Video game | Panel & Variety Akamaru Q Joushou Dont-R [Model NS501] | 1996 | Nakanihon Wreath Co., Ltd. [Nagoya, Japan] |
|
| Nintendo Super Famicom cart. | Panel de Pon [Model SHVC-AYLJ-JPN] | 1995 | Nintendo Co., Ltd. [Japan] |
|
| Arcade Video game | Pang Pang | 1994 | Dong Gue La Mi |
