: In standard ROM sets, it is typically a small file, often exactly 16,384 bytes (16 KB) .
: Use a ROM manager (like Clrmamepro) to verify that your file matches the hash required by the version of the emulator you are running. Legacy and Identification
: Ensure you have the corresponding "jvs" or hardware-specific ZIP file in your emulator's ROM directory.
: It is frequently linked to Sega's I/O boards or peripheral controllers used in systems like the Sega Naomi or Sega Hikaru.