thanks caius !
according to mame, shinobi and passing (both pcb use the 351-5244) have this mapping :
shinobi :
ROM_LOAD16_BYTE( "epr-12010.43", 0x000000, 0x10000
ROM_LOAD16_BYTE( "epr-12008.26", 0x000001, 0x10000
ROM_LOAD16_BYTE( "epr-12011.42", 0x020000, 0x10000
ROM_LOAD16_BYTE(...