YIS303 (MSX1)
YIS503 (MSX1)
YIS503F (MSX1)
YIS503II (MSX1)
YIS503IIR (Estonian) (MSX1)
YIS503IIR (Russian) (MSX1)
YIS503M (MSX1)
YIS604 (128KB) (MSX2)
YIS604 (64KB) (MSX2)
YIS805/128 (Russian) (MSX2)
YIS805/256 (Russian) (MSX2)
YIS805R2/128 (Estonian) (MSX2)
YIS805R2/128 (Russian) (MSX2)
ym2608
Yo! Noid (PlayChoice-10)
Yokai Douchuuki (Japan, old version (YD1))
Yokai Douchuuki (Japan, new version (YD2, Rev B))
Yori Jori Kuk Kuk
Yosaku To Donbei (set 2)
Yosaku To Donbei (set 1)
You Might Be A Redneck If... - Jeff Foxworthy (0351068, US)
Youjyuden (Japan)
Youma Ninpou Chou (Game Electronics bootleg, set 1)
Youma Ninpou Chou (Game Electronics bootleg, set 2)
Youma Ninpou Chou (Japan, alt)
Youma Ninpou Chou (Japan)
Your Lucky Knight (JPM) (IMPACT) (set 6)
Your Lucky Knight (JPM) (IMPACT) (set 1)
Your Lucky Knight (JPM) (IMPACT) (set 2)
Your Lucky Knight (JPM) (IMPACT) (set 3)
