| title | developer | year | game type | | pop. |
|---|
| Yaksa | Wolf Team | 1988 | NEC PC9801 | action/reflex role-play Fantasy | image | | label | |
| Yakusoku ~ Promise | May-Be Soft | 1997 | NEC PC9801 | adventure Manga | image | | label | |
| Yamashina Keisuke no Sengoku | Fill in Cafe | 1992 | NEC PC9801 | simulation strategy | image | | | |
| Yami no Ryousen | Illusion | ? | NEC PC9801 | | | | | |
| Yan Yan no Quizz Icchomae | Tenshindo | 1992 | NEC PC9801 | trivia/quiz | image | | label | |
| Yaritai Houdai | Lucifer Soft | ? | NEC PC9801 | adventure | image | | | |
| Yaritai Houdai 2 | Lucifer Soft | ? | NEC PC9801 | adventure | image | | | |
| Yaritai Houdai 3 As you like Europe Tour | Lucifer Soft | 1990 | NEC PC9801 | adventure | image | | | |
| Yes! - HG | Himeya Soft | 1995 | NEC PC9801 | adventure | image | | | |
| Yes! - Youthful Eager Stories | Himeya Soft | 1993 | NEC PC9801 | adventure | image | | label | |
| Yogendomu Michiyume | Ponytale Soft | ? | NEC PC9801 | adventure trivia/quiz Manga | image | | label | |
| Yōjū Senki A.D. 2048 | D.O. | 1993 | NEC PC9801 | adventure Manga | image | | label | |
| Yoojuu Kyooshitsu | Dez Climax | 1994 | NEC PC9801 | adventure Manga | image | | label | |
| Youentai Kuusou Yuugi Shirizu Vol.2 - Nayuta no Sekai | You-en-tai | ? | NEC PC9801 | adventure | image | | | |
| Youjuu Senki | D.O. | ? | NEC PC9801 | role-play Manga | image | | | |
| Youjuu Senki 2 - Reimei no Senshi-tachi | D.O. | 1995 | NEC PC9801 | role-play Manga | image | | | |
| Ys II: Ancient Ys Vanished - The Final Chapter | Nihon Falcom | 1988 | NEC PC9801 | action/reflex role-play Fantasy | image | | label | |
| Ys III: Wanderers from Ys | Nihon Falcom | 1989 | NEC PC9801 | action/reflex role-play Fantasy | image | | label | |
| Yume no Sei | 13cm | 1996 | NEC PC9801 | adventure Manga | image | | label | |
| Yumemizaka | U-Me Soft | 1995 | NEC PC9801 | adventure Manga | image | | label | |
| Yumeutsutsu: Dreamy | ? | ? | NEC PC9801 | adventure Manga | image | | label | |
| Yurou: Transient Sands | Harvest | 1996 | NEC PC9801 | role-play Manga | image | | | |
