Primo Company Limited
Primo Company Limited is a Japanese manufacturer of microphones and other audio equipment, founded in 1952.
Last updated September 2, 2026
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Overview
Primo Company Limited, also known as Primo, is a Japanese company that designs, develops, and produces various audio-related devices such as microphones, speakers, and hearing aids. The company was established on October 24, 1952, and celebrated its 70th anniversary in October 2022. Primo's microphones are used in various applications including drones, aircraft, trains, factories, and more.
History
Primo Company Limited was founded on October 24, 1952, when founder Daikichi Shirota established the company after being dismissed from his previous job. Initially, the company produced record player cartridges, tone arms, and crystal microphones in a rented factory in Kichijoji, Musashino City. The company was originally registered as 'Musashino Onkyo Kenkyujo' (Musashino Acoustics Research Institute). Over the years, Primo expanded its product line and became a leading manufacturer of acoustic technology. In 2022, the company celebrated its 70th anniversary.
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