Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU1J callsign genealogy
Currently held by Togai, Kuninori
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 KU1J's current licensee, walking backwards.
- Togai, KuninoriWAgranted 2004-04-13cancelled 2004-05-04
Successor callsigns
Callsigns held now by people who previously held KU1J.
No current licensee on record previously held this callsign.