Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AK1AA callsign genealogy
Currently held by Hasebe, Koichi
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 AK1AA's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AK1AA.
No current licensee on record previously held this callsign.