You will need to do some tweaking before it runs \"normal\" x86 programs - the pc-98 was a machine sold by Panasonic that was just different enough from your standard PC that it needed its own versino of DOS and windows. It had a lot of oddities like having your hdd as A: and the floppy as C:. It also wouldn\'t run 90% of pc applications.
From the screen shots on the site it seems that it is being used to run Japanese Adult manga rpgs
Stu