| Arcade Video game |  Mahjong Cafe Break | 1999 | Nakanihon, Inc. Nagoya, Japan |
| Arcade Video game | Mahjong Cafe Paradise | 1999 | Techno-Top, Ltd. Japan |
| Arcade Video game | Mahjong Dai Ha Ou | 1999 | Techno-Top, Ltd. Japan |
| Sony PlayStation CD | Mahjong Gokuu Tenjiku 99 Model SLPS-02098 | 1999 | Chat Noir Japan |
| Arcade Video game | Mahjong Jan Ou | 1999 | Techno-Top, Ltd. Japan |
| Medal video game | Mahjong Jong-Tei Model NM532-01 | 1999 | Nakanihon, Inc. Nagoya, Japan |
| Redemption video game | Mahjong Long Teng Hu Yue | 1999 | IGS Co., Ltd. International Game System |
| Taito G-Net card | Mahjong OH | 1999 | Taito Corp. Japan |
| Arcade Video game | Mahjong Shuang Long Qiang Zhu 3 | 1999 | IGS Co., Ltd. International Game System |
| Sega Dreamcast GD | Mahjong Taikai II Special | 1999 | KOEI Co., Ltd. Japan |
| Arcade Video game | Mahjong Tenku no Shinpi | 1999 | Techno-Top, Ltd. Japan |
| Bandai WonderSwan cart. | Mahjong Touryuumon Model SWJ-SUM001 | 1999 | Sammy Corp. Japan |
| Sony PlayStation CD | Mahjong Yarouze! Model SLPM-86173 | 1999 | Konami Co., Ltd. Japan |
| Sony PlayStation CD | Mahoutsukai ni Naru Houhou Model SLPS-01754 | 1999 | TGL Technical Group Laboratory Japan |
| PC/MS-Windows CD | Maisy's Playhouse | 1999 | Simon & Schuster Interactive |
| Sony PlayStation CD | Majokko Daisakusen - Little Witching Mischiefs Model SLPS-01850 | 1999 | Bandai Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Majokko Mari-chan no Kisekae Monogatari Model DMG-A23J-JPN-1 | 1999 | Pack In Soft. Japan |
| Nintendo Game Boy Color cart. | Majokko Mari-chan no Kisekae Monogatari Model DMG-A23J-JPN | 1999 | Pack In Soft. Japan |
| PC/MS-Windows CD | Majokko Silk 18 | 1999 | Trabulance |
| Bandai WonderSwan cart. | Makaimura for WonderSwan Model SWJ-BAN011 | 1999 | Bandai Co., Ltd. Japan |
| Sega Dreamcast GD | Maken X | 1999 | Atlus Co., Ltd. Japan |
| Sega Dreamcast GD |  Maken X Model 51050 | 1999 | SEGA of America, Inc. San Francisco, CA, USA |
| PC/MS-Windows CD | Malkari | 1999 | Interactive Magic |
| Redemption mechanical game | Mallet Madness | 1999 | Capcom Co., Ltd. Japan |
| Arcade Video game | Man Guan Da Heng 2 | 1999 | Saint-Fun International, Ltd. Taiwan |
| PC/MS-Windows CD | Man of War 2 - Chains of Command | 1999 | GT Interactive Soft. Corp. NY, USA |
| Sony PlayStation CD | Manager de Liga Model SLES-02402 | 1999 | Codemasters Soft. Co., Ltd., The 015026 |
| Handheld game | Manchester United | 1999 | Tiger Electronic Toys, Inc. Orchard Mundelein, IL, USA |
| Nintendo Game Boy Color cart. | Marble Madness Model CGB-ANNE-USA | 1999 | Midway Home Ent. |
| PC/MS-Windows CD | Marble Mania | 1999 | PointSoft |
| Sony PlayStation CD | Marby Baby Story Model SLPS-01738 | 1999 | Ponos |
| Sony PlayStation CD | Maria 2 - Jutai Kokuchi no Nazo Model SLPS-02240~2 | 1999 | Axela |
| Nintendo 64 cart. | Mario Golf | 1999 | Nintendo Co., Ltd. Japan |
| LodgetNet Gateway System (N64) pack. | Mario Golf | 1999 | LodgeNet |
| Nintendo 64 cart. | Mario Golf 64 Model NUS-NMFJ | 1999 | Nintendo Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Mario Golf GB Model CGB-AWXJ-JPN | 1999 | Nintendo Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Mario Golf Model CGB-AWXE-USA | 1999 | Nintendo of America, Inc. USA 45496 |
| Nintendo Game Boy Color cart. | Mario Golf Model CGB-AWXP-EUR | 1999 | Nintendo of Europe GmbH 45496 |
| Fruit Machine | Mario Kart | 1999 | Maygay Machines, Ltd. |
| LodgetNet Gateway System (N64) pack. | Mario Kart 64 | 1999 | LodgeNet |
