| NEC PC-9801 Series 5.25in. disk |  Mink no Omochabako Vol. 03 | 199? | Mink Japan |
| NEC PC-9801 Series 5.25in. disk | Mirage | 1992 | Discovery Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Mirage 2 - Tolley x Neat x Roon no Daibouken | 1994 | Discovery Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Mirai Model NFZS-14002 | 1985 | Sein Soft, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Misa-chan Monogatari - Chotto Meitantei | 1988 | Champion Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Misato-chan no Yume Nikki FD Edition 18 | 1997 | Active Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Mischif | 1992 | Basement Japan |
| NEC PC-9801 Series 5.25in. disk | Mission | 1995 | Great Japan |
| NEC PC-9801 Series 5.25in. disk | Misty Blue Model E-G252 | 1990 | Enix, Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Misty Vol. 1 | 1989 | Data West, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Misty Vol. 2 | 1989 | Data West, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Misty Vol. 3 | 1990 | Data West, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Misty Vol. 4 | 1990 | Data West, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Misty Vol. 5 | 1990 | Data West, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Mitsumi Misato Seifuku Collection | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | Miwaku no Chousho | 1995 | Black Package Japan |
| NEC PC-9801 Series 5.25in. disk | MO3 - Peach Color Triangle | 1995 | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | Mobile Suit Gundam - A Year of War | 1993 | Family Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Mobile Suit Gundam - Advanced Operation | 1992 | Family Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Mobile Suit Gundam - Classic Operation | 1990 | Family Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Mobile Suit Gundam - Desert Operation | 1990 | Family Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Mobile Suit Gundam - Desert Operation Tsuika Scenario Shuu 1 | 1991 | Family Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Mobile Suit Gundam - MS Field 2 '92 | 1992 | Family Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Mobile Suit Gundam - MS Field 2 '93 | 1993 | Family Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Mobile Suit Gundam - Return of Zion | 1993 | Family Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Moeru Asoko no Paipai Yuugi - Fukkatsu! Mahjong Oukoku 18 | 1993 | Illusion Core Japan |
| NEC PC-9801 Series 5.25in. disk | Mokkori Man RPG | 1994 | Illusion Core Japan |
| NEC PC-9801 Series 5.25in. disk | Mole Mole | 1985 | Cross Media Soft Japan |
| NEC PC-9801 Series 5.25in. disk | Momoiro Mahjong 18 | 1995 | R-Rate |
| NEC PC-9801 Series 5.25in. disk | Momoko-chan for Me - Minarai Kangofu Hen 18 | 1995 | U-Me Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Momotarou II - Ohimesama Kaiwai | 1990 | Soft House TODO Japan |
| NEC PC-9801 Series 5.25in. disk | Mon Mon Graphics 1&2 | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | Mondai Kousatsu '92 for PC-98 | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | Monster Maker | 1993 | Wiz Japan |
| NEC PC-9801 Series 5.25in. disk | Monzetsu Fighter 18 | 1995 | Trush Japan |
| NEC PC-9801 Series 5.25in. disk | Moon Gate 18 | 1995 | IDES Japan |
| NEC PC-9801 Series 5.25in. disk | Moon Light Enegy | 1992 | Inter Heart Japan |
| NEC PC-9801 Series 5.25in. disk | Moonlight-chan Rin Shan | 1993 | DO Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Moonmist | 1992 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Moratorium | 1995 | Gloria Japan |
