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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

AH0S callsign genealogy

Currently held by KIMIMA, KUNIO

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 AH0S's current licensee, walking backwards.

  1. AA1ABactive· E
    Johnson, William DMDgranted 2023-02-07
  2. KC3VIWcancelled· E
    Johnson, William DMDgranted 2022-12-24cancelled 2023-02-07

Successor callsigns

Callsigns held now by people who previously held AH0S.

  1. WH2JAactive· E
    Kawamoto, MasayukiGUgranted 2017-06-23

All historical holders

Every license row we've seen with the callsign AH0S, oldest first.

  • KIMIMA, KUNIO MP
    1993-05-25 → cancelled 2005-05-26
  • Kawamoto, Masayuki GU
    2008-05-28 → cancelled 2017-06-23
  • Osuka, Takehiko MP
    2020-10-23 active
← Back to AH0S License history →