| Sharp X1 cass. |  JU87A DSTUKA | 1987 | Micronet Co., Ltd. Japan |
| Sharp X1 cass. | Justice Knight Model X-1056-G | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Kaeru ga Kaeru Model X-1013-G | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Kaeru Shooter Model X-1036-G | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Kagirinaki Tatakai Model E-G040 | 1983 | Enix, Ltd. Japan |
| Sharp X1 cass. | Kaminari Bouya Model XC-1015 | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Kareina Kaitou Model X-1055-G | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Karuizawa Yuukai Annai Model E-G148 | 1985 | Enix, Ltd. Japan |
| Sharp X1 cass. | Kharkov Koubousen Model K40J-5503 | 198? | Pony Canyon, Inc. Japan |
| Sharp X1 cass. | Killer Station Model X-1075 | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Kim Kim Dan Dan Part II Model S6-G0100 | 1983 | DB-SOFT Japan |
| Sharp X1 cass. | Kim Kim Dan Dan Model S6-G0088 | 1983 | DB-SOFT Japan |
| Sharp X1 cass. | Kimi wa Pianist Model X-1018 | 1982 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Kinasai Model X-1030-G | 1984 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | King Flappy Model S06-G0110-P1 | 1985 | DB-SOFT Japan |
| Sharp X1 cass. | Kitahei | 198? | SPS Japan |
| Sharp X1 cass. | Kitamisaki Oki Kaisen | 198? | Micomcenter Ueno |
| Sharp X1 cass. | Koumori Yakata Model S6-G0099 | 1983 | DB-SOFT Japan |
| Sharp X1 cass. | Kuukan Fuyuutoshi Zenon Model DP-3292 | 198? | Dempa Shinbunsha Japan |
| Sharp X1 cass. | Landfight | 198? | Micro Cabin Co. Japan |
| Sharp X1 cass. | Laser Planet Model S6-G0062 | 1983 | DB-SOFT Japan |
| Sharp X1 cass. | Lizard Model SIXA-16006 | 1985 | Xtal Soft. Japan |
| Sharp X1 cass. | Lode Runner Model SHG011 | 1984 | Soft Pro International Japan |
| Sharp X1 cass. | Mabel's Mansion Model X1 C238121-321 | 1985 | Comptiq Japan |
| Sharp X1 cass. | Macadam - Futari Yogari Model S06-G0111 | 1985 | DB-SOFT Japan |
| Sharp X1 cass. | Magical Angel Creamy Mami | 198? | Unknown Japan |
| Sharp X1 cass. | Maharito | 198? | Unknown Japan |
| Sharp X1 cass. | Mappy - New Version Model DP-3203221 | 1986 | Dempa Shinbunsha Japan |
| Sharp X1 cass. | Mappy Model DP-3293 P | 1984 | Dempa Shinbunsha Japan |
| Sharp X1 cass. | Mario Bros. Special Model XC-2010 | 1985 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Mazy Hb | 202? | Inufuto |
| Sharp X1 cass. | Medaka no Kyoudai Model X-1086 | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Meikyuu he no Tobira Model DP-3203228 | 198? | Dempa Shinbunsha Japan |
| Sharp X1 cass. | Milky Way | 1984 | Micronet Co., Ltd. Japan |
| Sharp X1 cass. | Mimitan Model XC-1018 | 1984 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Minami Taiheiyou Adventure Model S6-G0097 | 1983 | DB-SOFT Japan |
| Sharp X1 cass. | Mobile Suit Z Gundam | 1986 | Bandai Co., Ltd. Japan |
| Sharp X1 cass. | Momotarou no Oni Taiji Model S6-G0057 | 1982 | DB-SOFT Japan |
| Sharp X1 cass. | Monkey Up Model X-1004 | 1983 | Hudson Soft. Hudson Group Japan |
| Sharp X1 cass. | Mr. Butterfly Model X-1043-G | 1983 | Hudson Soft. Hudson Group Japan |
