Unfortunately, I can't read that much, but the little I *can* certainly interested me. It doesn't look like it's that helpful to Western players, though, thanks to what seems like vindictive changes made by the developers for having technically inferior hardware...
Its also not vindictiveness for the hardware, apart from the lack of access to external sound ports the NES and famicom are essentially identical, but because the Konami higher ups were worried about the rental market in the US, so they made it so it could not be cleared with rentals.