Keiko Kosaka – Biography
Last update: February 25, 2026Executive profile
Keiko Kosaka is currently
Independent Director at Toyo Tanso - View - Toyo Tanso org chart
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The colleagues of Keiko Kosaka
Company Colleagues
- At Toyo Tanso, Keiko Kosaka has 13 colleagues including Naotaka Kondo (CEO & Chairman), Shusuke Matsuo (Director)…
Industry Colleagues
- In the Chemicals industry, Keiko Kosaka has 17,144 colleagues in 907 companies located in 66 countries. 10,213 executive movements have been recorded in the last 12 months. Learn more about Chemicals.
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Through the switchboard, call Toyo Tanso at +81 66... and ask for Keiko Kosaka.
