Asahi Diamond Industrial Co 6140.T · JPY

Its shares trade on Tokyo Stock Exchange under the ticker 6140.T. It has been listed since 9 October 1972. In the fiscal year to 31 March 2026, it reported revenue of ¥41.98bn and net income of ¥2.01bn. At that date it held total assets of ¥79.20bn and shareholders' equity of ¥62.21bn.

Asahi Diamond Industrial Co., Ltd. engages in the production, sales, export, and import of diamond tools, instruments, and precision machines. The company is headquartered in Chiyoda-Ku, Tokyo-To. The firm manufactures diamond tools and sells the products to Japan, Asia and Oceania, Europe, North America and other regions through its domestic and overseas manufacturing subsidiaries.

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• Mr. Kazuki KataokaPresident, Representative Director, since 2008
• Mr. Tomohiko HaraManaging Director, Chief Director of Production, Mie Plant Manager, Representative Director, since 2013
• Mr. Ming-Shong LanManaging Director, Chairman of Subsidiary, since 2005
• Mr. Toshimasa HagiwaraChief Director of Sales, Director, since 2009
• Mr. Hitoshi KusakabeExecutive Officer, Chief Director of Administration
• Mr. Norikazu KanemotoExecutive Officer, Director of Procurement, Manager of Tamagawa Plant
• Mr. Hiroaki KawaiExecutive Officer, Manager of Nagoya Office
• Mr. Hideki MatsukawaExecutive Officer, Chairman of Subsidiary
• Mr. Keiichi MizutaniExecutive Officer, Manager of Second Chiba Plant
• Mr. Kimikazu SatoExecutive Officer, Manager of Osaka Office
• Mr. Minoru SawadaExecutive Officer, President of Subsidiary
• Mr. Tomoki TakahashiExecutive Officer, President of Subsidiary

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