Date of Birth: 
Place of Birth: Tokyo, Japan
About Tachi Yamada
- Tadataka "Tachi" Yamada, MD, KBE (???? Yamada Tadataka or "??? Tachi"; born June 5, 1945), is Executive Vice-President, Chief Medical and Scientific Officer, and a Board Member of Takeda Pharmaceuticals.
- He has responsibility for all of Takeda's research and development activities.
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