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Sep 1, 2022

Kohan Kogyo Co., Ltd. Taiwan Branch has relocated.

Mar 29, 2021

Our website has been renewed.

Apr 01, 2020

We have organized a new team named “President Office Project for Planting Seeds for Future Opportunities.”

Apr 01, 2020

Yukimasa Shiomichi, former Senior Executive Officer, has assumed the position of President.

Jul 01, 2019

Mishima Sales Group for hard materials sales has been established in Shizuoka prefecture.

Mar 18, 2019

Tokyo Sales Department has relocated to the Osaki Forest Building (Toyo Seikan Group’s headquarters).

Sep 01, 2018

Mishima Branch of Hard Materials Works has been established in Shizuoka prefecture.

Apr 01, 2018

We will establish a new production base for our surface modification business in Shizuoka in September 2018.

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