| NEC PC-9801 Series 5.25in. disk |  Daisenryaku III '90 | 1990 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku III '90 - Kakuchou Editor Disk | 1991 | Takeru Co. Ltd Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku III '90 - Players Pack Vol. 1 | 1991 | ABA Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku III '90 - Players Pack Vol. 2 | 1991 | ABA Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku III - Great Commander | 1989 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku III - Great Commander: Map Data Shuu - Aka no Gyakushuu-hen | 199? | ABA Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku III - Great Commander: Map Data Shuu -Sekai Gekitou-hen | 1990 | ABA Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku III - Kakuchou Editor Disk | 1990 | Takeru Co. Ltd Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku III - Power Up Kit | 1989 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku IV | 1992 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku IV - Cult Map | 199? | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku IV - Tsuika Data Shuu | 1992 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku IV Reverse Cable-tsuki | 199? | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku Multi Editor SP | 199? | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daisenryaku Multi-Editor | 1992 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Daitoua Mokushiroku - Gou | 1991 | Telenet Japan |
| NEC PC-9801 Series 5.25in. disk | Daiva Story 7 - Shuushou Kari - Yuga no Kouki Model TED-82 | 1987 | T&E Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Daiyuugen Model R-5165~66 | 1991 | Office Koukan Japan |
| NEC PC-9801 Series 5.25in. disk | Dalk 18 | 1992 | Alicesoft Japan |
| NEC PC-9801 Series 5.25in. disk | Dalk Hint Disk 18 | 1993 | Alicesoft Japan |
| NEC PC-9801 Series 5.25in. disk | Dam Busters | 1986 | Apollo Technica Japan |
| NEC PC-9801 Series 5.25in. disk | Dance | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | Danchi Tsuma no Yuwaku | 1983 | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Dangel | 1995 | Mink Japan |
| NEC PC-9801 Series 5.25in. disk | Dangerous Toys | 1996 | Love Gun Japan |
| NEC PC-9801 Series 5.25in. disk | Daraku no Kuni no Angie - Kyoukai no Mesu Dorei-tachi 18 | 1996 | PIL Japan |
| NEC PC-9801 Series 5.25in. disk | Daraku no Kuni no Angie - Kyoukai no Mesu Dorei-tachi SP Disk - Ayashii Omake Disk 18 | 1996 | PIL Japan |
| NEC PC-9801 Series 5.25in. disk | Dare mo Shiranai... Ushinawareta Kioku no Tobira | 1994 | XYZ Japan |
| NEC PC-9801 Series 5.25in. disk | Dareka... Special | 1993 | Wendy Magazine |
| NEC PC-9801 Series 5.25in. disk | Dark Odyssey - The legend of Wind | 1993 | Soft Plan Co., Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Dark Seraphim | 1995 | KSK Kure Soft. Koubou Japan |
| NEC PC-9801 Series 5.25in. disk | Dark Wraith | 1989 | Artec Japan |
| NEC PC-9801 Series 5.25in. disk | Darwin's Dilemma - The Solution is Evolution | 1991 | Starcraft, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Datenshi Kyouko - Part I | 1988 | System House Oh! Japan |
| NEC PC-9801 Series 5.25in. disk | Datsui Mahjong Margarita | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | David's Midnight Magic | 198? | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Days in Duel | 1994 | Swat Japan |
| NEC PC-9801 Series 5.25in. disk | De-Ja II for Adult 18 | 1992 | Elf Japan |
| NEC PC-9801 Series 5.25in. disk | De.Fana - Full Animation A.V.G. Series: 2 | 1995 | Himeya Soft., Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Dead Force | 1994 | Fuga System Japan |
