| Arcade Video game |  Hayaoshi Quiz Ouza Ketteisen | 1993 | JALECO Co., Ltd. Japan |
| Nintendo Game Boy Cart. | Hero Shuugou!! Pinball Party Model DMG-PPJ | 1990 | JALECO Co., Ltd. Japan |
| Nintendo NES cart. |  Hoops Model NES-2B-USA | 1989 | JALECO Co., Ltd. Japan |
| Sega Dreamcast GD | Idol Janshi o Tsukucchaou | 1999 | JALECO Co., Ltd. Japan |
| Sega NAOMI cart. | Idol Janshi Suchie-Pai 3 | 1999 | JALECO Co., Ltd. Japan |
| Arcade Video game | Idol Janshi Suchie-Pai II | 1994 | JALECO Co., Ltd. Japan |
| Sony PlayStation CD | Idol Janshi Suchie-Pai II Limited Model SLPS-00290~92 | 1996 | JALECO Co., Ltd. Japan |
| Sega Saturn CD | Idol Janshi Suchie-Pai II Model T-5705G | 1996 | JALECO Co., Ltd. Japan |
| Sony PlayStation CD | Idol Janshi Suchie-Pai Limited Model SLPS-00029 | 1995 | JALECO Co., Ltd. Japan |
| Sega Saturn CD | Idol Janshi Suchie-Pai Mecha Genteiban - Hatsubai 5 Shuunen Toku Package Model T-5716G | 1998 | JALECO Co., Ltd. Japan |
| Sega Saturn CD | Idol Janshi Suchie-Pai Remix Model T-5704G | 1995 | JALECO Co., Ltd. Japan |
| Sega Saturn CD | Idol Janshi Suchie-Pai Secret Album Model T-5717G | 1999 | JALECO Co., Ltd. Japan |
| Arcade Video game | Idol Janshi Suchie-Pai Special | 1993 | JALECO Co., Ltd. Japan |
| Panasonic 3DO CD | Idol Janshi Suchie-Pai Special Model IMP-SF0301 P | 1995 | JALECO Co., Ltd. Japan |
| Sega Saturn CD | Idol Janshi Suchie-Pai Special Model T-5701G | 1995 | JALECO Co., Ltd. Japan |
| Arcade Video game | Iga Ninjutsuden - Goshin no Sho | 1988 | JALECO Co., Ltd. Japan |
| Nintendo Game Boy Cart. | Ikari no Yousai 2 Model DMG-I2J | 1992 | JALECO Co., Ltd. Japan |
| Nintendo Game Boy Cart. | Ikari no Yousai Model DMG-IYJ | 1991 | JALECO Co., Ltd. Japan |
| Nintendo Super Famicom cart. | Ikari no Yousai Model SHVC-IY | 1993 | JALECO Co., Ltd. Japan |
| Nintendo Famicom cart. | Jajamaru Gekimaden - Maboroshi no Kinmajou Model JF-27 | 1990 | JALECO Co., Ltd. Japan |
| Nintendo GBA cart. | Jajamaru Jr. Denshouki - Jalecolle mo Arisourou Model AGB-BNJJ-JPN | 2004 | JALECO Co., Ltd. Japan |
| Nintendo Famicom cart. | Jajamaru Ninpouchou Model JF-22 | 1989 | JALECO Co., Ltd. Japan |
| Nintendo Famicom cart. | Jajamaru no Daibouken Model JF-09 | 1986 | JALECO Co., Ltd. Japan |
| Sony PlayStation CD |  Jaleco Best: Idol Janshi Suchie-Pai II Limited Model SLPS-03516 | 2002 | JALECO Co., Ltd. Japan |
| Sony PlayStation CD | Jaleco Best: Idol Janshi Suchie-Pai Limited Model SLPS-03509 | 2002 | JALECO Co., Ltd. Japan |
| Nintendo Game Boy Cart. | Jaleco J.Cup Soccer Model DMG-JVJ | 1993 | JALECO Co., Ltd. Japan |
| Nintendo Super Famicom cart. | Jaleco Rally Big Run - The Supreme 4WD Challenge Model SHVC-BR | 1991 | JALECO Co., Ltd. Japan |
| Sony PlayStation CD |  Jaleco Taikenban Special Model SLPM-80276 | 1998 | JALECO Co., Ltd. Japan |
| Nintendo Game Boy Cart. |  Jetpack | 1991 | JALECO Co., Ltd. Japan |
| Arcade Video game | Jitsuryoku!! Pro Yakyuu | 1989 | JALECO Co., Ltd. Japan |
| Video Slot Machine | Joker's Wild | 1992 | JALECO Co., Ltd. Japan |
| Video Slot Machine | Joyful Cards | 1991 | JALECO Co., Ltd. Japan |
| Nintendo Super Famicom cart. | Jurassic Park Model SHVC-J8 | 1994 | JALECO Co., Ltd. Japan |
| Nintendo Super Famicom cart. | JWP Joshi Pro Wrestling - Pure Wrestle Queens Model SHVC-AJWJ-JPN | 1994 | JALECO Co., Ltd. Japan |
| Arcade Video game | Kick for the Goal | 1994 | JALECO Co., Ltd. Japan |
| Arcade Video game | Kick Off - Jaleco Cup | 1988 | JALECO Co., Ltd. Japan |
| Nintendo Super NES cart. | King Arthur's World Model SNSP-RC-EUR | 1993 | JALECO Co., Ltd. Japan |
| Nintendo Super Famicom cart. | Kingyo Chuuihou Tobidase! Game Gakuen Model SHVC-J7 | 1994 | JALECO Co., Ltd. Japan |
| Nintendo Famicom disk | Knight Lore - Majou no Ookami Otoko Model JFD-KLM | 1986 | JALECO Co., Ltd. Japan |
| MSX cart. | Knight Lore Model ND-04MR | 1986 | JALECO Co., Ltd. Japan |
