| Sharp X68000 Series 5.25in. disk |  Slimyer | 1990 | Hot-B Japan |
| Sharp X68000 Series 5.25in. disk | Sol-Feace | 1990 | Wolf Team Japan |
| Sharp X68000 Series 5.25in. disk | Solitaire Tiny Ban | 1990 | Miro Japan |
| Sharp X68000 Series 5.25in. disk | Solitea | 1990 | Miro Japan |
| Sharp X68000 Series 5.25in. disk | Sorcerian Sugoroku | 1990 | Missy.M |
| Sharp X68000 Series 5.25in. disk | Space Rogue | 1990 | Wave Train Japan |
| Sharp X68000 Series 5.25in. disk | Special Tenanmon | 1990 | Pekin Net |
| Sharp X68000 Series 5.25in. disk | Strawberry Daisenryaku | 1990 | IDES Japan |
| Sharp X68000 Series 5.25in. disk | Super Graphic Theater | 1990 | Angel Dust Japan |
| Sharp X68000 Series 5.25in. disk | Super Meikou Ponjan | 1990 | P-1 |
| Sharp X68000 Series 5.25in. disk | Sword Master | 1990 | TYTTK |
| Sharp X68000 Series 5.25in. disk | Syvalion Model CZ-229AS P | 1990 | Sharp Japan |
| Sharp X68000 Series 5.25in. disk | Teitoku no Ketsudan Model KN10051010 | 1990 | KOEI Co., Ltd. Japan |
| Sharp X68000 Series 5.25in. disk | Teitoku no Ketsudan Model KN10061010 | 1990 | KOEI Co., Ltd. Japan |
| Sharp X68000 Series 5.25in. disk | Tenka Touitsu | 1990 | SystemSoft Corp. Japan |
| Sharp X68000 Series 5.25in. disk | Tenkyuuhai Special - Tougen no Utage | 1990 | Brother Kougyou Japan |
| Sharp X68000 Series 5.25in. disk | Tenshi-tachi no Gogo III - Bangai-hen 18 | 1990 | Jast Japan |
| Sharp X68000 Series 5.25in. disk | Tetris | 1990 | Lum's Co. |
| Sharp X68000 Series 5.25in. disk | Tetris v3 | 1990 | Cyber Factory |
| Sharp X68000 Series 5.25in. disk | The Sarumune of Tetris | 1990 | Unknown Japan |
| Sharp X68000 Series 5.25in. disk | The Super Las Vegas II | 1990 | Nihon Dexter Japan |
| Sharp X68000 Series 5.25in. disk | Thunder Blade Model CZ-239AS P | 1990 | Sharp Japan |
| Sharp X68000 Series 5.25in. disk | Tokimeki Cherry Box | 1990 | DO Corp. Japan |
| Sharp X68000 Series 5.25in. disk | Tsuukai Gag Adventure - Narutomaki Hichou | 1990 | Zenryutsu Japan |
| Sharp X68000 Series 5.25in. disk | Tunnels & Trolls - Crusaders of Khazan Model SCE02SHA54 | 1990 | Starcraft, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Twilight Zone 4 - Tokubetsu-hen 18 | 1990 | Great Japan |
| Sharp X68000 Series 5.25in. disk | Uchuu Kakeru Businessman | 1990 | Zenryutsu Japan |
| Sharp X68000 Series 5.25in. disk | Ultima V - Warriors of Destiny P | 1990 | Pony Canyon, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Ultimate Magic | 1990 | OS Soft. |
| Sharp X68000 Series 5.25in. disk | Undeadline Genjuuki Model TED-109 | 1990 | T&E Soft. Japan |
| Sharp X68000 Series 5.25in. disk | Urotsukidoji 18 | 1990 | Fairytale Japan |
| Sharp X68000 Series 5.25in. disk | X-Type Hb | 1990 | Chinchilla Japan |
| Sharp X68000 Series 5.25in. disk | Xak - The Art of Visual Stage Model 91455 | 1990 | Micro Cabin Co. Japan |
| Sharp X68000 Series 5.25in. disk | XBAS To C Checker Pro-68K | 1990 | Sharp Japan |
| Sharp X68000 Series 5.25in. disk | Yajiuma Pennant Race 1989 | 1990 | Victor Musical Industries, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Yajiuma Pennant Race 1990 Data | 1990 | Victor Musical Industries, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Yami no Ketsuzoku - The Predestined Homicides #1 | 1990 | System Sacom Corp. Japan |
| Sharp X68000 Series 5.25in. disk | Yami no Ketsuzoku Kanketsu-Hen - The Predestined Homicides #2 | 1990 | System Sacom Corp. Japan |
| Sharp X68000 Series 5.25in. disk | Yesterday | 1990 | System House Oh! Japan |
| Sharp X68000 Series 5.25in. disk | Yoru no Tenshi-tachi - Shitetsu Ensen Satsujiin Jiken 18 | 1990 | Jast Japan |
