- 2020-04-11 0700 - 2020-04-12 1300 UTC
- 2020-11-14 0700 - 2020-11-15 1300 UTC
All certificates upto 2019 CW are available (2020-03-05)
You can generate your PDF certificate here;
If you have any problem(s) to generate the certificate, please contact JE1CKA Tack Kumagai, email@example.com
Since we lost the sponsor for JIDX. The plaque program is not running yet.
It will be announced as soon as possible - be patience
If you do not receive past certificates or plaques,
or Please use the following Bulletin Board
If you have any inquiries, please send an email to;
Please indicate "JIDX Contest #Year #Mode #Your-callsign"
(ie. JIDX Contest 2015 CW JE1CKA)
in the Subject: line. Without this indication, your email will go
to spam folder.