Ryoko Kohyama – Biography
Last update: March 2, 2026Executive profile
Ryoko Kohyama is currently
Director at Nichii Gakkan - View - Nichii Gakkan org chart
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- At Nichii Gakkan, Ryoko Kohyama has 9 colleagues including Sota Nakagawa (President), Takashi Masuyama (Director)…
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- In the Healthcare industry, Ryoko Kohyama has 54,699 colleagues in 3,502 companies located in 59 countries. 39,527 executive movements have been recorded in the last 12 months. Learn more about Healthcare.
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Through the switchboard, call Nichii Gakkan at +81 33... and ask for Ryoko Kohyama.
