| Sega Saturn CD |  Kidou Senshi Z Gundam - Zenpen Zeta no Kodou | 1997 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kindaichi Shounen no Jikenbo - Hoshimitou Kanashimi no Fukushuuki | 1998 | Hudson Soft. Hudson Group Japan |
| Sega Saturn CD | Kiss Yori... Shokai Genteiban | 1999 | KID Kindle Imagine Develop |
| Sega Saturn CD | Kisuishou Densetsu Astal Model GS-9019 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Kochira Katsushikaku Kameari Kouenmae Hashutsujo Nakagawa Land Dai Race! no Maki Model T-13319G | 1997 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kochira Katsushikaku Kameari Kouenmae Hashutsujo Nakagawa Land Dai Race! no Maki Model T-13332G | 1998 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Koden Koureijjyutsu Hyaku Monogatari - Hontoni Atta Kowai Hanashi Satakore | 1998 | Hudson Soft. Hudson Group Japan |
| Sega Saturn CD |  Koei Best Collection: Taikou Risshiden II Model T-7667G | 1998 | KOEI Co., Ltd. Japan |
| Sega Saturn CD | Koi no Summer Fantasy in Miyazaki Seagaia - Okina Megumi | 1997 | Bandai Visual Co., Ltd. |
| Sega Saturn CD | Konami Antiques MSX Collection Ultrapack Model T-9530G | 1998 | Konami Co., Ltd. Japan |
| Sega Saturn CD | Kono Yo no Hate de Koi wo Utau Shoujo Yu-No | 1997 | Elf Japan |
| Sega Saturn CD | Koudou Saisoku Densetsu - Kashiramoji D - Initial D | 1998 | ASK Kodansha Co., Ltd. Japan |
| Sega Saturn CD | Kouryuu Sangoku Engi Model T-26104G | 1996 | Xing Ent. Japan |
| Sega Saturn CD | Koutetsu Reiiki Steeldom Model T-1805G | 1996 | Tecno Soft. TechnoSoft Japan |
| Sega Saturn CD | Krazy Ivan | 1997 | Softbank Corp. Japan |
| Sega Saturn CD | Krazy Ivan | 1997 | Psygnosis, Ltd. |
| Sega Saturn CD | Kumitate Battle - Kuttu Ketto Model T-1813G | 1998 | Tecno Soft. TechnoSoft Japan |
| Sega Saturn CD | Kunoichi Torimonochou Model T-6803G | 1998 | CRI CSK Research Institute Japan |
| Sega Saturn CD | Kuro no Danshou - The Literary Fragment | 1997 | OZ Club |
| Sega Saturn CD | Kuro no Danshou - The Literary Fragment Genteiban | 1997 | OZ Club |
| Sega Saturn CD | Kurubushi Kyoudai Gekijou Dai-ikkan Mahjong-hen | 1996 | Yumedia |
| Sega Saturn CD | Kururin Pa! Model T-24201G | 1996 | Sky Think System |
| Sega Saturn CD | Kuusou Kagaku Sekai Gulliver Boy | 1996 | Hudson Soft. Hudson Group Japan |
| Sega Saturn CD | Kyuukyoku Tiger II Plus Model T-18715G | 1997 | Naxat Co., Ltd. Japan |
| Sega Saturn CD | La Mansión de las Almas Ocultas | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Langrisser - Dramatic Edition | 1998 | NCS Corp. Nippon Computer Systems Japan |
| Sega Saturn CD | Langrisser III | 1996 | NCS Corp. Nippon Computer Systems Japan |
| Sega Saturn CD | Langrisser III Satakore | 1998 | NCS Corp. Nippon Computer Systems Japan |
| Sega Saturn CD | Langrisser III Shokai Genteiban | 1996 | NCS Corp. Nippon Computer Systems Japan |
| Sega Saturn CD | Langrisser IV | 1997 | NCS Corp. Nippon Computer Systems Japan |
| Sega Saturn CD | Langrisser IV Satakore | 1998 | NCS Corp. Nippon Computer Systems Japan |
| Sega Saturn CD | Langrisser V - The End of Legend | 1998 | NCS Corp. Nippon Computer Systems Japan |
| Sega Saturn CD | Last Bronx | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Last Bronx | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Last Bronx Model 81078 | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Last Gladiators - Digital Pinball Model T-4804H | 1996 | Time Warner Interactive |
| Sega Saturn CD | Layer Section II Model T-26409G | 1997 | Media Quest Japan |
| Sega Saturn CD | Layer Section Model T-1101G | 1995 | Taito Corp. Japan |
| Sega Saturn CD | Layer Section Satakore | 1997 | Taito Corp. Japan |
| Sega Saturn CD |  Le Manoir des Ames Perdues Model MK81012-05 | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
