“Call sign” in Japanese
Short answer
Call sign in Japanese is “局名” (kyokumei). Full meaning: call sign (e.g. of radio station), station name.
Other ways to say “Call sign” in Japanese
信号符字
shingoufuji call sign (esp. maritime), distinctive letters
コールサイン
koorusain call sign
識別信号
shikibetsushingou identifying signal, recognition signal, (radio) call sign
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