*edit* The game boots now, but glitches everywhere. I'm sure the prg and melody roms are correct, I assume the problem is the MCU emulation. At first I was getting no LCD graphics at all, it turns out MAME struggled with linefeeds(0x0A) in your SVG element titles. Here's the fixed one: http://tsk-tsk.net/net/temp/gnw_bx301.svg