Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD8NJJ callsign genealogy
Currently held by SEKINE, YOSHIOMI
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KD8NJJ's current licensee, walking backwards.
- SEKINE, YOSHIOMIMIgranted 2009-07-23cancelled 2010-03-12
Successor callsigns
Callsigns held now by people who previously held KD8NJJ.
No current licensee on record previously held this callsign.