but if you are searching for a suitable female connector I don't think JIS or DIN matters. Both female connectors work fine.
take a look at this SME female connector
http://www.audusa.co.uk/images/ic-sme-plug.jpg
it looks like a modified female DIN to me
take a look at this SME female connector
http://www.audusa.co.uk/images/ic-sme-plug.jpg
it looks like a modified female DIN to me