| NEC PC-9801 Series 5.25in. disk |  Bishoujo Hunter ZX 18 | 1993 | Bonbee Bonbon! Japan |
| NEC PC-9801 Series 5.25in. disk | Bishoujo Shashinkan - Studio Cut | 1987 | Hard Japan |
| NEC PC-9801 Series 5.25in. disk | Bishoujo Shashinkan Bangaihen - Outside Story 18 | 1990 | Hard Japan |
| NEC PC-9801 Series 5.25in. disk | Bishoujo Shashinkan III - Photo Club Kyofu no Yakata hen | 1989 | Hard Japan |
| NEC PC-9801 Series 5.25in. disk | Bishoujo Tengoku | 1994 | Gourd Production Japan |
| NEC PC-9801 Series 5.25in. disk | Bishoujo Tsuushin - Chat no Susume | 1992 | Cocktail Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Bishoujo wa Check ga Osuki | 1988 | Pascal2 Japan |
| NEC PC-9801 Series 5.25in. disk | Black Bird - Tori-tachi no Tooboe 18 | 1995 | Vivian Japan |
| NEC PC-9801 Series 5.25in. disk | Black Rainbow | 1990 | Hobby Japan |
| NEC PC-9801 Series 5.25in. disk | Black Rainbow II | 1992 | Hobby Japan |
| NEC PC-9801 Series 5.25in. disk | Blackthorne - Jigoku no Fukushuu 16-color ver. | 1996 | Micro Mouse Japan |
| NEC PC-9801 Series 5.25in. disk | Blackthorne - Jigoku no Fukushuu 256-color ver. | 1996 | Micro Mouse Japan |
| NEC PC-9801 Series 5.25in. disk | Blandia 98 | 1995 | Ving Japan |
| NEC PC-9801 Series 5.25in. disk | Blind Games | 1996 | May-Be Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Blitzkrieg Toubu Sensen 1941-45 | 1990 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Block Out | 1991 | Acclaim Japan |
| NEC PC-9801 Series 5.25in. disk | Block Quest V 18 | 1993 | Wiz Japan |
| NEC PC-9801 Series 5.25in. disk | Blockens Specter | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | Blood Seed | 1991 | Great Japan |
| NEC PC-9801 Series 5.25in. disk | Blue - Will to Power | 1992 | Sofcom Japan |
| NEC PC-9801 Series 5.25in. disk | Blue Garnet | 1994 | Trush Japan |
| NEC PC-9801 Series 5.25in. disk | Blue Ruins - Harukanaru Bibanon no Hihou | 1996 | Vivian Japan |
| NEC PC-9801 Series 5.25in. disk | Bokosuka Wars P | 1985 | ASCII Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Bomber Quest | 1994 | Mink Japan |
| NEC PC-9801 Series 5.25in. disk | Bomberman - Panic Bomber | 1995 | ASCII Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Bonnou Yobikou | 1990 | Software House Parsley Japan |
| NEC PC-9801 Series 5.25in. disk | Bonnou Yobikou 2 | 1991 | Software House Parsley Japan |
| NEC PC-9801 Series 5.25in. disk | Bonnou Yobikou 3 | 1992 | Software House Parsley Japan |
| NEC PC-9801 Series 5.25in. disk | Boulder Dash | 1984 | Comptiq Japan |
| NEC PC-9801 Series 5.25in. disk | Bounty Hunter Rudy | 1996 | Scoop Japan |
| NEC PC-9801 Series 5.25in. disk | Boxer Maker | 1991 | Heart Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Brah Choushinden | 1996 | Comrade System Japan |
| NEC PC-9801 Series 5.25in. disk | Brandish 2 - The Planet Buster Renewal | 1995 | Falcom Nihon Falcom Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Brandish 2 - The Planet Buster Model NW10081010 | 1993 | Falcom Nihon Falcom Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Brandish 3 - Spirit of Balcan Model NW10081030 | 1994 | Falcom Nihon Falcom Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Brandish Renewal | 1995 | Falcom Nihon Falcom Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Brandish VT Model NW10104010 | 1996 | Falcom Nihon Falcom Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Brandish Model NW10041010 | 1991 | Falcom Nihon Falcom Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Branmarker 18 | 1991 | DO Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Branmarker 2 18 | 1995 | DO Corp. Japan |
