Tokyo Ohka Kogyo Co 4186.T · JPY

Its shares trade on Tokyo Stock Exchange under the ticker 4186.T. It has been listed since 30 July 1986. In the fiscal year to 31 December 2025, it reported revenue of ¥237.03bn and net income of ¥33.34bn. At that date it held total assets of ¥335.29bn and shareholders' equity of ¥227.72bn.

TOKYO OHKA KOGYO CO., LTD. engages in the manufacture and sale of manufacturing materials, processing equipment, and inorganic and organic chemicals. The company is headquartered in Kawasaki-Shi, Kanagawa-Ken. The firm operates in two segments. The Materials segment is mainly engaged in manufacturing and sales of electronics functional materials and high purity chemicals. The Equipment segment is mainly engaged in manufacturing, sales and maintenance of processing equipment for semiconductors and displays. The firm operates in Japan, Taiwan, South Korea, the United States, etc.

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• Mr. Noriaki TaneichiPresident, Executive President, Chief Executive Officer, Representative Director, since 2015¥107.0m
• Mr. Okikuni TakaseExecutive Officer, Chief Director of Accounting and Finance
• Mr. Kosuke DoiSenior Managing Executive Officer, Chief Director of Sales, Director, since 2016
• Mr. Gitae KimManaging Executive Officer, President of Subsidiary
• Mr. Naoki TatsunoExecutive Officer, Deputy Chief Director of Sales
• Ms. Motoko SamezawaExecutive Officer, Chief Director of Human Capital
• Mr. Yusuke NarumiExecutive Officer, Chief Director of New Business Development, Director, since 2020
• Mr. Hirotaka YamamotoExecutive Officer, Chief Director of Material Business, Director, since 2020
• Mr. Tsukasa HonkawaExecutive Officer, President of Subsidiary
• Mr. Yuichi HonmaExecutive Officer, Chief Director of General Affairs
• Mr. Shinichi IsogaiExecutive Officer, Chief Director of IT Digital
• Mr. Katsumi OhmoriExecutive Officer, Chief Director of Development

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Governance

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