Tomohiko Koseki – Biography
Last update: April 3, 2026Executive profile
Tomohiko Koseki is currently
Executive Officer, Legal Division at Toppan Holdings - View - Toppan Holdings org chart
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The colleagues of Tomohiko Koseki
Company Colleagues
- At Toppan Holdings, Tomohiko Koseki has 74 colleagues including Hideharu Maro (CEO & Chairman), Ryoko Toyama (Director)…
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- In the Printing industry, Tomohiko Koseki has 1,637 colleagues in 130 companies located in 30 countries. 973 executive movements have been recorded in the last 12 months. Learn more about Printing.
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