Yaesu Musen was founed in 1956 under a different name ( GENERAL TELEVISION SERVICE CO., LTD. in Ota-ku, Tokyo and
started development of wireless communication equipment).
It’s founder was Amature Radio Operator Sako Hasegawa call sign JA1MP. In 1964 they moved to Yaesu, Chuo-ku, Tokyo and changed the company name to YAESU MUSEN CO., LTD.
