Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KH2FB callsign genealogy
Currently held by Kawase, Kiyokazu
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 KH2FB's current licensee, walking backwards.
- Kawase, KiyokazuGUgranted 2008-10-09cancelled 2009-07-17
Successor callsigns
Callsigns held now by people who previously held KH2FB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH2FB, oldest first.
- ROSARIO, JENNIFER C M GU1991-04-23 → cancelled 2003-04-24
- Kawase, Kiyokazu GU2019-04-30 active