| Sega Saturn CD |  Mass Destruction Model T-18007G | 1997 | BMG Interactive Ent. Japan |
| Sega Saturn CD | Mass Destruction Model T-18007H | 1997 | ASC Games |
| Sega Saturn CD | Master of Monsters - Neo Generations | 1996 | Toshiba EMI Japan |
| Sega Saturn CD | Masters Harukanaru Augusta 3 | 1995 | T&E Soft. Japan |
| Sega Saturn CD | Matsukata Hiroki no World Fishing | 1996 | Media Quest Japan |
| Sega Saturn CD |  Maximum Force Model T-25417H-50 | 1998 | GT Interactive Soft. Corp. NY, USA |
| Sega Saturn CD | Maximum Force Model T-9707H | 1997 | Midway Home Ent. |
| Sega Saturn CD | MechWarrior 2 | 1997 | Bandai Visual Co., Ltd. |
| Sega Saturn CD | MechWarrior 2 | 1997 | Activision, Inc. Los Angeles, CA, USA 47875 |
| Sega Saturn CD | MechWarrior 2 Model T-13004 | 1997 | Activision, Inc. Los Angeles, CA, USA 47875 |
| Sega Saturn CD | Media ROMancer Daisuke Asakura Model T-25001G | 1996 | Fun House, Inc. Japan |
| Sega Saturn CD | Mega Man 8 - Anniversary Collector's Edition Model T-1216H | 1997 | Capcom Co., Ltd. Japan |
| Sega Saturn CD | Mega Man X3 | 1996 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sega Saturn CD | Mega Man X4 Model T-1219H | 1997 | Capcom Co., Ltd. Japan |
| Sega Saturn CD | MeltyLancer - Ginga Shoujo Keisatsu 2086 | 1996 | Imagineer Co., Ltd. Japan |
| Sega Saturn CD | Meltylancer Re-inforce Model T-15038G | 1998 | Imadio Japan |
| Sega Saturn CD | Meltylancer Re-Inforce Special Edition Model T-15039G | 1998 | Imadio Japan |
| Sega Saturn CD | Message Navi | 1997 | SIMS Co., Ltd. Japan |
| Sega Saturn CD | Message Navi Vol. 2 | 1998 | SIMS Co., Ltd. Japan |
| Sega Saturn CD | Metal Black Model T-19902G | 1996 | Ving Japan |
| Sega Saturn CD | Metal Fighter Miku | 1995 | Victor Ent. Japan |
| Sega Saturn CD | Metal Slug - Kakuchou Ram Doukon Okaidoku Set!! | 1997 | SNK Corp. Shin Nihon Kikaku Japan |
| Sega Saturn CD | Metal Slug - Super Vehicle-001 | 1997 | SNK Corp. Shin Nihon Kikaku Japan |
| Sega Saturn CD | Mezase Idol Star!! Natsuiro Memories - Mahjong-hen | 1996 | Shar Rock |
| Sega Saturn CD | Mighty Hits | 1996 | Altron Corp. |
| Sega Saturn CD | Mighty Hits | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Minakata Hakudou Toujou | 1997 | Atlus Co., Ltd. Japan |
| Sega Saturn CD | Minami no Shima ni Buta ga Ita - Lucas no Daibouken | 1996 | Scholar |
| Sega Saturn CD | Minnesota Fats - Pool Legend Model T-1302H | 1995 | Data East Corp. Japan |
| Sega Saturn CD | Minton Keibu no Sousa File - Doukeshi Satsujin Jiken Model T-5307G | 1997 | Riverhill Soft. Japan |
| Sega Saturn CD | Mizubaku Daibouken Model T-19910G | 1998 | Ving Japan |
| Sega Saturn CD | Mizuki Shigeru no Youkaizukan Soushuuen | 1998 | ASK Kodansha Co., Ltd. Japan |
| Sega Saturn CD | Moero!! Pro Yakyuu '95 - Double Header Model T-5703G | 1995 | JALECO Co., Ltd. Japan |
| Sega Saturn CD | Mogitate SegaSaturn Vol. 2 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Mogitate SegaSaturn Vol. 3 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Mogitate SegaSaturn Vol. 4 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Mogitate SegaSaturn Vol. 5 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Mogitate SegaSaturn Vol. 6 | 1999 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Momotarou Douchuuki | 1997 | Hudson Soft. Hudson Group Japan |
| Sega Saturn CD | Monster Slider | 1997 | DATT Japan |
