| Sharp MZ-80K cass. |  4-nin Mahjong Model GB08018 | 198? | Soft House Jesus Japan |
| Mitsubishi Multi-8 cass. | 4-nin Mahjong Model M8-1007 | 1983 | Hudson Soft. Hudson Group Japan |
| NEC PC-8001 cass. | 4-nin Mahjong Model PC-111 | 198? | Fujionkyo Micom Center RAM Japan |
| Fujitsu FM-7 cass. | 4-nin Mahjong Model TF7-001 | 198? | Tecno Soft. TechnoSoft Japan |
| Sharp MZ-2200 cass. | 4-nin Mahjong Model TM2-021 | 1984 | Tecno Soft. TechnoSoft Japan |
| Sharp MZ-700 cass. | 4-nin Mahjong Model TM7-009 | 1984 | Tecno Soft. TechnoSoft Japan |
| NEC PC-8801 Series cass. | 4-nin Mahjong Model TP8-002 | 1984 | Tecno Soft. TechnoSoft Japan |
| NEC PC-8001mkII cass. | 4-nin Mahjong Model TPM-001 | 198? | Tecno Soft. TechnoSoft Japan |
| Sharp X1 cass. | 4-nin Mahjong Model TX1-005 | 1984 | Tecno Soft. TechnoSoft Japan |
| Sharp MZ-2000 cass. | 4-nin Mahjong Model WA-1049-G | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp MZ-80B type-in | 4-nin Poker | 1982 | Kohgaku-Sha Co.,Ltd. |
| Nintendo Super Famicom cart. | 4-nin Shougi Model SHVC-AYSJ | 1995 | POW Planning Office WADA Japan |
| Nintendo Famicom cart. | 4-nin Uchi Mahjong Model HVC-FJ | 1984 | Nintendo Co., Ltd. Japan |
| Dedicated Console | 4-Player System - 10 in 1 | 200? | Advance Bright, Ltd. |
| Slot Machine | 4-Reel Lightning Model 815-222 | 1967 | Bally Mfg. Co. Chicago, IL, USA |
| Sharp MZ-700 type-in | 4-Ri Bingo | 1988 | Dempa Shinbunsha Japan |
| MSX 2 type-in | 4-Ri Hasami Shougi | 1990 | Dempa Shinbunsha Japan |
| Pinball | 4-Score Model 129 | 1957 | Gottlieb & Co., D. Chicago, IL, USA |
| Mattel Intellivision cart. | 4-Tris Model 9111 | 2000 | IntelligentVision |
| Trade Stimulator | 4-Way Puritan Baby Bell | 1928 | Reliable Coin Machine Exchange Chicago, IL, USA |
| PC/MS-Windows pack. | 4/20 Massacre Model 922260 | 20?? | Steam Valve Corp. |
| Nintendo Satellaview BS Pack. | 4/7 Game Tora no Chou Ooana 2 | 199? | St.GIGA Sento.GIGA Japan |
| Online Slot | 40 Almighty Ramses II | 201? | EGT Euro Games Technology, Ltd. Bulgaria |
| Online Slot | 40 Brilliants | 201? | Casino Technology Interactive |
| Online Slot | 40 Burning Hot | 201? | EGT Euro Games Technology, Ltd. Bulgaria |
| Online Slot | 40 Burning Hot 6 Reels | 201? | EGT Euro Games Technology, Ltd. Bulgaria |
| PC/MS-Windows pack. | 40 Days Model 737600 | 20?? | Steam Valve Corp. |
| Online Slot | 40 Diamond Treasures | 201? | Casino Technology Interactive |
| Online Slot | 40 Dice Treasures | 201? | Casino Technology Interactive |
| Online Slot | 40 Finest XXL | 201? | Ganomat |
| Video Slot Machine | 40 Golden Wild 7's | 202? | IGT International Game Technologies Reno, NV, USA |
| Online Slot | 40 Hot & Cash | 201? | EGT Euro Games Technology, Ltd. Bulgaria |
| Online Slot | 40 Joker Staxx - 40 Lines | 201? | Playson, Ltd. |
| Online Slot | 40 King | 201? | EGT Euro Games Technology, Ltd. Bulgaria |
| Online Slot | 40 Lucky Fruits | 201? | Spinomenal |
| Online Slot | 40 Lucky King | 201? | EGT Euro Games Technology, Ltd. Bulgaria |
| Online Slot | 40 Luxury Dice | 201? | EGT Euro Games Technology, Ltd. Bulgaria |
| Online Slot | 40 Mega Clover | 201? | EGT Euro Games Technology, Ltd. Bulgaria |
| Online Slot | 40 Mega Slot | 201? | Casino Technology Interactive |
| Online Slot | 40 Roosters | 201? | Casino Technology Interactive |
