| NEC PC-9801 Series 5.25in. disk |  Breeze | 198? | ASCII Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Bretonne Lais | 1989 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Bretonne Lais Scenario Editor | 1990 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Briganty - The Roots of Darkness | 1995 | Giga Japan |
| NEC PC-9801 Series 5.25in. disk | Bring Up | 1991 | Heart Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Broadway Legend Ellena | 1994 | Compile |
| NEC PC-9801 Series 5.25in. disk | Brocken UV/UX ver. | 1991 | MIN Japan |
| NEC PC-9801 Series 5.25in. disk | Brocken VM/VX ver. | 1991 | MIN Japan |
| NEC PC-9801 Series 5.25in. disk | Brown's Run Model NESZ15009 | 1984 | System Sacom Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Bruce Wilcox no AI Igo 2 | 199? | Something Good |
| NEC PC-9801 Series 5.25in. disk | Bubblegum Crisis - Crime Wave | 1989 | Cross Media Soft Japan |
| NEC PC-9801 Series 5.25in. disk | Bunkasai | 1996 | Ucom Japan |
| NEC PC-9801 Series 5.25in. disk | Bunny Hunter Zero 18 | 1995 | Janis Computer Soft., Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Bunretsu Shugoshin - Twinkle-Star | 1993 | Studio Twinkle Japan |
| NEC PC-9801 Series 5.25in. disk | Burai Gekan - Kanketsu-Hen | 1990 | Riverhill Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Burai Joukan | 1989 | Riverhill Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Burning Dragon | 1993 | Wiz Japan |
| NEC PC-9801 Series 5.25in. disk | Burning Dragon Plus | 1994 | Wiz Japan |
| NEC PC-9801 Series 5.25in. disk | Burning Point | 1989 | Enix, Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Business Manner - Danshi-hen Model NFKN14011 | 199? | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Business Simulation Game Top Management Model NFKN11006 | 198? | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Byakuya Monogatari - Winchester-ke no Matsuei | 1988 | East Cube Japan |
| NEC PC-9801 Series 5.25in. disk | Cal | 1990 | Birdy Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Cal Gaiden - Tiny Steps Behind the Cal | 1993 | Birdy Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Cal II | 1991 | Birdy Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Cal III - Kanketsu-hen | 1991 | Birdy Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Camel-Zoo | 1993 | Bio 100% Japan |
| NEC PC-9801 Series 5.25in. disk | Camisole | 1992 | Flat Japan |
| NEC PC-9801 Series 5.25in. disk | Campaign-ban Daisenryaku II | 1989 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Campaign-ban Daisenryaku II - Map Collection | 1990 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Can Can Bunny | 1989 | Cocktail Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Can Can Bunny 2 - Superior | 1990 | Cocktail Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Can Can Bunny Extra | 1993 | Cocktail Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Can Can Bunny Premiere | 1992 | Cocktail Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Can Can Bunny Spirits | 1991 | Cocktail Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Can Can Bunny Superior | 1990 | Cocktail Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Canaan - Yakusoku no Chi 18 | 1997 | Fournine Japan |
| NEC PC-9801 Series 5.25in. disk | Candy 3 | 199? | ASCII Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Canvas 98 | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | Car II - Grand Prix | 1992 | Bio 100% Japan |
