to JacKc: that's my fault, already modified .
back to ncd redearth
compare sfiii and sfiiin 's bios file , only two byte differents, at 0x01ffec8 and 0x01ffecf
0x01ffec8 is region code 1->japan 2->usa 3->europe
0x01ffecf 0->chd 1->ncd
so, check redearth's bios it content region code at 0x01ffed8 ,
but unlucky , 0x01ffedf is NOT a cd/ncd flag , where