| NEC PC-9801 Series 5.25in. disk |  A Ressha de Ikou III - Original Meitetsu Sharyou Disk | 1991 | Artdink Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | A Ressha de Ikou III HD - Hard Disk Only | 1992 | Artdink Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Aa! Megami-sama! | 1993 | Banpresto Japan |
| NEC PC-9801 Series 5.25in. disk | Abnormal Soldier | 199? | P Shoukai Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Abunai Bunkasai Zenya | 1991 | Alicesoft Japan |
| NEC PC-9801 Series 5.25in. disk | Abunai Tengu Densetsu - Yomigaetta Tengu ga Yozora o Mau 18 | 1989 | Alicesoft Japan |
| NEC PC-9801 Series 5.25in. disk | Abyss II - Teiou no Namida | 1985 | HummingBird Japan |
| NEC PC-9801 Series 5.25in. disk | Ace of Spades 18 | 1995 | Love Gun Japan |
| NEC PC-9801 Series 5.25in. disk | AcroJet | 1988 | SystemSoft Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Active Girls Tournament Vintage 18 | 199? | An-soft Japan |
| NEC PC-9801 Series 5.25in. disk | Adesugata Sannin Musume | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | Adrenalin Connection Model R-5059 | 1987 | Cross Media Soft Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Champions of Krynn | 1992 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Curse of the Azure Bonds Model F98F5132 P | 1991 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Death Knights of Krynn | 1993 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Dragons of Flame Model F88F5138 | 1992 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: DragonStrike Model F88F5139 P | 1992 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Eye of the Beholder | 1992 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Eye of the Beholder II - The Legend of Darkmoon | 1993 | Capcom Co., Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Eye of the Beholder III - Assault on Myth Drannor | 1994 | Ving Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Heroes of the Lance Model F75F5122 | 1989 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Hillsfar Model F88F5129 P | 1990 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Pool of Radiance Model F98F5124 | 1989 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Pools of Darkness | 1993 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Dungeons & Dragons: Secret of the Silver Blades | 1992 | Pony Canyon, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Lord Monarch Model NW10051010 | 1991 | Falcom Nihon Falcom Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Power Dolls 2 | 1996 | Kogado Studio Japan |
| NEC PC-9801 Series 5.25in. disk | Advanced Power Dolls 2 - Premium Disk | 1995 | Kogado Studio Japan |
| NEC PC-9801 Series 5.25in. disk | Adventure Tsukuuru 98 | 1992 | ASCII Corp. Japan |
| NEC PC-9801 Series 5.25in. disk | Adventure Tsukuuru II | 1994 | ASCII Corp. Japan |
| NEC PC-9801 Series 5.25in. disk |  Adventureland | 1984 | Starcraft, Inc. Japan |
| NEC PC-9801 Series 5.25in. disk | Aegean Kai no Shizuku 16 Shoku-Ban | 1995 | Illusion Core Japan |
| NEC PC-9801 Series 5.25in. disk | Aggregate | 1994 | JHV Japan Home Video Japan |
| NEC PC-9801 Series 5.25in. disk | Agumix Selects! Tokusen Graphic Shuu | 1992 | Agumix Japan |
| NEC PC-9801 Series 5.25in. disk | Ah! an vol. 1 | 1993 | Wendy Magazine |
| NEC PC-9801 Series 5.25in. disk | Ahodayon II | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | AI Igo 3 | 1990 | Something Good |
| NEC PC-9801 Series 5.25in. disk | Ai Shimai - Futari no Kajitsu 18 | 1994 | Silky's Japan |
| NEC PC-9801 Series 5.25in. disk | Aida | 199? | Unknown Japan |
| NEC PC-9801 Series 5.25in. disk | AIDS - Watashi o Aishite... Jinai Seijin | 1993 | Medic Japan |
