| Sega Saturn CD |  Jissen Mahjong | 1995 | Imagineer Co., Ltd. Japan |
| Sega Saturn CD | Jissen Pachinko Hisshouhou! Twin | 1997 | Sammy Corp. Japan |
| Sega Saturn CD | Jissen! Pachislot Hisshouhou! 3 | 1996 | Sammy Corp. Japan |
| Sega Saturn CD | Jissen! Pachislot Hisshouhou! 4 | 1997 | Sammy Corp. Japan |
| Sega Saturn CD | Jissen! Pachislot Hisshouhou! Iron Hook | 1996 | Sammy Corp. Japan |
| Sega Saturn CD | Johnny Bazooka | 1996 | Coconuts Japan |
| Sega Saturn CD | Johnny Bazookatone | 1996 | US Gold, Ltd. Birmingham, England 13442 |
| Sega Saturn CD | Johnny Bazookatone Model T-7909H | 1996 | US Gold, Ltd. Birmingham, England 13442 |
| Sega Saturn CD | Jonah Lomu Rugby | 1997 | Sports Master |
| Sega Saturn CD | Judgement Force | 1996 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Junclassic C.C. & Rope Club Model T-11403G | 1997 | T&E Soft. Japan |
| Sega Saturn CD | Jung Rhythm | 1998 | Altron Corp. |
| Sega Saturn CD | Jungle Park - Saturn Shima Model T-18008G | 1998 | BMG Japan, Inc. Japan |
| Sega Saturn CD | Jungle Park - Saturn Shima Model T-18009G | 1998 | BMG Japan, Inc. Japan |
| Sega Saturn CD | Kaitei Daisensou Model T-15006G | 1995 | Imagineer Co., Ltd. Japan |
| Sega Saturn CD | Kaitou Saint Tail | 1997 | Tomy |
| Sega Saturn CD | Kakinoki Shougi Model T-2104G | 1995 | ASCII Corp. Japan |
| Sega Saturn CD | Kakyuusei | 1997 | Elf Japan |
| Sega Saturn CD | Kamen Rider - Sakusen File 1 | 1997 | Toei Video |
| Sega Saturn CD | Kanazawa Shougi | 1995 | Seta Co., Ltd. Japan |
| Sega Saturn CD | Kanzen Chuukei Pro Yakyuu Greatest Nine | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Keio 2 - Flying Squadron | 1997 | JVC Musical Industries, Inc. |
| Sega Saturn CD | Keiou Yuugekitai - Katsugeki Hen | 1996 | Victor Ent. Japan |
| Sega Saturn CD | Kekkon - Marriage | 1995 | Shogakukan Production |
| Sega Saturn CD | Kekkon - Marriage - Zenya | 1995 | Shogakukan Production |
| Sega Saturn CD | Keriotosse! | 1998 | Masudaya Corp. Japan |
| Sega Saturn CD | Kidou Senkan Nadesico - The Blank of 3 Years | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Kidou Senkan Nadesico - Yappari Saigo ha Ai ga Katsu ? | 1997 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Kidou Senshi Gundam | 1995 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam - Gihren no Yabou - Kouryaku Shireisho Model T-13333G | 1998 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam - Gihren no Yabou Model T-13327G | 1998 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam - Gihren no Yabou Model T-13330G | 1998 | Bandai Co., Ltd. Japan |
| Sega Saturn CD |  Kidou Senshi Gundam Gaiden I - Senritsu no Blue Taikenban | 1996 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam Gaiden I - Senritsu no Blue Model T-13306G | 1996 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam Gaiden I - Senritsu no Blue Model T-13307G | 1996 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam Gaiden II - Ao wo Uketsugu Mono | 1996 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam Gaiden II - Ao wo Uketsugu Mono Genteiban | 1996 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam Gaiden III - Sabakareshi Mono | 1997 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Gundam Gaiden III - Sabakareshi Mono Genteiban | 1997 | Bandai Co., Ltd. Japan |
| Sega Saturn CD | Kidou Senshi Z Gundam - Kouhen Uchuu wo Kakeru | 1997 | Bandai Co., Ltd. Japan |
