Overview
Tamagawa Seiki in Iida. It makes sensors for aerospace.
About this place
Tamagawa Seiki Co., Ltd. (English: TAMAGAWA seiki Co.,Ltd) is a precision equipment manufacturer headquartered in Iida, Nagano Prefecture, that makes sensors, motors and aviation, space and defense-related products. It produces and develops precision equipment for aerospace and defense, as well as motors and sensors, a business continuing since before the war. It is a group of engineers, with over 30 percent of employees in technical and development roles.
Source: Wikipedia (CC BY-SA 4.0)
Source ja.wikipedia.org ↗Key facts
Field：Aerospace, sensors
Source pref.nagano.lg.jp ↗Source pref.nagano.lg.jp ↗Official website
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Source tamagawa-seiki.co.jp ↗Before you go
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Information checked on: 2026-09-03
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