Below are some of the dat files for Mega Drive created by FBN.
<game name="mworld4eng2" cloneof="mworld4" romof="mworld4" sourcefile="megadrive/d_megadrive.cpp">
<description>Monster World IV (USA, Europe) (English, Japanese) (Virtual Console)</description>
<year>2012</year>
<manufacturer>Sega</manufacturer>
<rom name="Monster World IV EN/JP (USA, Europe)(Virtual Console)(2012)(Sega).bin" size="2097152" crc="af050c46"/>
<video type="raster" orientation="horizontal" width="320" height="224" aspectx="4" aspecty="3"/>
<driver status="good"/>
</game>
"EN/JP"
Is it bad to have a slash in the ROM name?