Zekken is a name tag.
Zekken is worn in numerous Iaido and Jodo styles.
In the arts trained at Bujutsu, Zen Nihon Kendo Renmei Iaido and Zen Nihon Kendo Renmei Jodo, zekken is worn on the left breast area as shown in the below photo.
So what is on a zekken?
The zekken on the left is a NSW name tag with the surname Szalajko in katakana. This zekken should be worn at national events in Australia.
The zekken on the right is an Australian name tag with the surname Szalajko in katakana. This zekken should be worn at international events.