| Ya Te Lu Zhan Ji | CN | |
Waixing | Unlicensed |
| Yacht | WORLD | |
| Unlicensed |
| Yamamura Misa Suspense Series - Kyoto Zai-Tech Satsujin Jiken | JP | 1990-11 |
HectorSoft | Commercial |
| Yami no Shigotonin Kage | JP | 1990-08-10 |
Taito | Commercial |
| Yami no Shigotonin Kage | JP | 1990-08-10 |
Taito | Demo |
| Yang Jia Jiang - Yang's Troops | CN | |
Waixing | Unlicensed |
| Yar's Revenge | US | |
| Unlicensed |
| Yasuda Fire & Marine - Safety Rally | JP | 1989 |
Yasuda insurance company | Commercial |
| Yemingzhu | CN | |
| Unlicensed |
| Yie Ar Kung-Fu | JP | 1985-04-22 |
Konami | Commercial |
| Yin Baise Shajia | CN | |
| Unlicensed |
| Yinglie Qunxiazhuan | CN | |
| Unlicensed |
| Yingtao Xiao Wanzi | CN | 2001 |
YanCheng | Unlicensed |
| Yingxiong Chuanqi | CN | |
| Unlicensed |
| Yingxiong Yuan Yi Jing Chuanqi | CN | |
| Unlicensed |
| Yinhe Shidai | CN | |
| Unlicensed |
| Yisu - Feiergaina Zhi Shiyue | CN | |
| Unlicensed |
| Yisu VI - Nabisiting de Fangzhou | CN | |
| Unlicensed |
| Yisu de Qiyuan - Youge | CN | |
| Unlicensed |
| Yisu de Qiyuan - Younika | CN | |
| Unlicensed |
| Yitian Chuanshuo | CN | |
| Unlicensed |
| Yitian Jian Chuanji | CN | |
Shenzhen Nanjing Technology | Unlicensed |
| Yitian Tulongji | CN | |
Shenzhen Nanjing Technology | Unlicensed |
| Yixing - Zhi Taikong Tanxian Zhe | CN | |
Shenzhen Nanjing Technology | Unlicensed |
| Yo! Noid | US | 1990-11 |
Capcom | Commercial |
| Yo! Noid | US | 1990-11 |
Capcom | Prototype |
| Yongzhe Chuanshuo | CN | |
Nanjing | Unlicensed |
| Yongzhe Dou Elong - Tiankong Pian | CN | |
| Unlicensed |
| Yongzhe Dou Elong - Tiankong de Xinniang | CN | |
| Unlicensed |
| Yongzhe Dou Elong - Yongzhe de Shi Lian | CN | |
| Unlicensed |
| Yongzhe Dou Elong II - Dragon Quest | CN | |
| Unlicensed |
| Yongzhe Dou Elong III - Zuie Yuanyuan | CN | |
| Unlicensed |
| Yongzhe Dou Elong IV | CN | |
| Unlicensed |
| Yongzhe Dou Elong V - Dragon Quest | CN | |
| Unlicensed |
| Yongzhe Dou Elong VI | CN | |
| Unlicensed |
| Yongzhe Dou Elong VII | CN | |
| Unlicensed |
| Yongzhe Dou Elong VIII | CN | |
| Unlicensed |
| Yongzhe Heian Shijie - Hundun Shijie | CN | |
| Unlicensed |
| Yoshi | US | 1992-06 |
Nintendo | Commercial |
| Yoshi no Cookie | JP | 1992-11 |
Nintendo | Commercial |
| Yoshi no Tamago | JP | 1991-12 |
Nintendo | Commercial |
| Yoshi's Cookie | EU | 1994-04-28 |
Nintendo | Commercial |
| Yoshi's Cookie | US | 1993-04 |
Nintendo | Commercial |
| You Are Insignificant | WORLD | 2016-12 |
team_disposable | Unlicensed |
| Youkai Club | JP | 1987-05 |
Jaleco | Commercial |
| Youkai Douchuuki | JP | 1988-06 |
Namco | Commercial |
| Youling Lieche | CN | |
| Unlicensed |
| Youling Xingdong | CN | |
| Unlicensed |
| Youling Xingdong - Shock | CN | |
| Unlicensed |
| Yousei Monogatari - Rod Land | JP | 1992-12 |
Jaleco | Commercial |
| Youxi Baobei | CN | |
Shenzhen Nanjing Technology | Unlicensed |
| Youxi Wang | CN | |
| Unlicensed |
| Ys | JP | 1988-08-26 |
Nihon Falcom | Commercial |
| Ys II - Ancient Ys Vanished - The Final Chapter | JP | 1990-05 |
Marvelous Interactive | Commercial |
| Ys III - Wanderers from Ys | JP | 1991-09-27 |
Victor Interactive Software | Commercial |
| Ys VI - The Ark of Nephistim | WORLD | |
| Unlicensed |
| Yu Yu Hakusho - Bakutou Ankoku Bujutsukai | JP | 1993-10 |
Bandai Namco | Commercial |
| Yu Yu Hakusho Final - Makai Saikyou Retsuden | TW | 1996 |
| Unlicensed |
| Yu Yu Hakusho V 97 | TW | |
| Unlicensed |
| Yuanshi | CN | |
| Unlicensed |
| Yuanshi II | CN | |
| Unlicensed |
| Yuanshi Mali VII | AS | 1991 |
| Unlicensed |
| Yume Koujou - Doki Doki Panic | AS | |
| Unlicensed |
| Yume Penguin Monogatari | JP | 1991-01-25 |
Konami | Commercial |
| Yun | ES | 2016-07 |
The Mojon Twins | Unlicensed |
| Yun | WORLD | 2016-07 |
The Mojon Twins | Unlicensed |
| Yun | WORLD | 2016-07 |
The Mojon Twins | Prototype |
| Yuzhou Zhan Jiang | CN | |
| Unlicensed |