http://d.hatena.ne.jp/fslasht/20100619 Geinohjin Sikaku Siken has been already dumped and emulated by the great. He had read a data from error tape and ported to Windows.
Also you can see very interesting package for Oo-zumou / The Grand Sumo (*41*) and Super Doubles Tennis (*34*).
[unconfirmed information] Bampolin (it's not Bam"b"olin) will be another title of Flying Ball?
"Any company has no power to stop people emulating"
MAME is the emulator of no giving in the pressure from any company even if they don't allow