Toyo Tanso Co 5310.T · JPY

Its shares trade on Tokyo Stock Exchange under the ticker 5310.T. It has been listed since 29 March 2006. In the fiscal year to 31 December 2025, it reported revenue of ¥46.19bn and net income of ¥5.46bn. At that date it held total assets of ¥117.92bn and shareholders' equity of ¥97.49bn.

Toyo Tanso Co., Ltd. engages in the production and sale of graphite and carbon products for general industries. The company is headquartered in Osaka, Osaka-Fu. The company went IPO on 2006-03-29. The firm's special graphite products include crucibles for single crystal silicon pulling furnaces, heaters, susceptors for metal organic chemical vapor deposition (MOCVD) devices, continuous casting dies, electric discharge machining electrodes, electrodes for ion implantation equipment, among others. Its general carbon products bearings for pumps and compressors, sealing materials, pantograph sliders, automobile parts, carbon brushes for vacuum cleaners and large motor brushes. Its composite materials and other products include Si-Epi device susceptors, furnace wall materials for nuclear fusion reactor, automotive gaskets and materials for manufacturing solar cell.

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• Mr. Naotaka KondoChairman of the Management Board, Chairman of the Board, President, Executive President, Chief Executive Officer, Chairman of Subsidiary. Representative Director, since 1994
• Mr. Tatsuro HamadaSenior Managing Executive Officer, Chief Director of Business Planning , Chairman of Subsidiary, Director, since 2017
• Mr. Akira SasakiManaging Executive Officer, Chief Director of Global Sales
• Mr. Hiroshi HashigamiManaging Executive Officer, Chief Director of Administration, Manager of Secretary's Office
• Mr. Tadashi ShimadaSenior Executive Officer, Chief Director of Technology
• Mr. Hideki KikuExecutive Officer, Deputy Chief Director in Main Global Sales Unit
• Mr. Hiroshi MachinoExecutive Officer, Deputy Chief Director of Main Production Unit
• Mr. Yusuke MurataExecutive Officer, Chief Director of Global Development, Director of Development Planning
• Mr. Kiyofumi SoneExecutive Officer, Deputy Chief Director of Main Production Unit
• Mr. Manabu TakataExecutive Officer, Deputy Chief Director of Business Planning, Director of Planning, Director of Global Business Strategy
• Ms. Keiko KosakaIndependent Director
• Mr. Shusuke MatsuoIndependent Director

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