About Us

Company Profile

World-class testing expertise.

Quality EMC Testing Services

e-OHTAMA, LTD. is a group company of Ohtama Co., Ltd. which has been one of the leading manufacturers of magnetic shields for over five decades. e-OHTAMA has stayed one of the top-class EMC testing laboratory in Japan since 1989 when the EMC regulations were still unadequate with FCC and VCCI both just organized.

 OHTAMA:Specializing in permalloy, magnetic shielding, magnetic field measurement and more

Since its establishment as Ohtama Metal Industry Co., Ltd. in 1964, OHTAMA has continued to operate as a specialist in the processing and heat treatment of highly permeable, soft magnetic materials (Permalloy etc.).

While continuing to enhance the magnetic shield and confinement performance of existing products, OHTAMA is going to persue new products and technologies that will surpass existing technologies as a future-oriented solutions to contribute to the development of weak magnetic field control technologies around the world.

The website of Ohtama Co., Ltd. is here, or click the banner below.