From my understanding Alpha-ROM is a type of protection where different files have the share the same sectors
Official Website here
http://settec.net/eng/pro_soft.html
From what I looked into so far I know CD-Kakumei (a jp burning software) is able to virtualize Alpha-Rom discs as stated on their website.
http://www1.ark-info...dv10/index.html
Many JP games do use this protection scheme so I can't really back up any of them
