not quite sure, but you can go to rom world (im nor sure if i can post a link, so google) and they have sreenshots on some games so if you remember how did it look like, maybe you can find it in there=)
or try this list
http://www.mobygames.com/browse/games/sega...ystem/fighting/
or is this the one?
http://en.wikipedia.org/wiki/Shinobi_III:_...he_Ninja_Master