text: *Order of the Sacred Treasure, 6th class (1940)
  *Majima Award for Organic Chemistry of the Chemical Society of Japan (1944)
  *Order of the Sacred Treasure, 5th class (1944)
  *Order of the Sacred Treasure, 4th class (1945)
  *Asahi Prize (1952)
  *Japan Academy Award (1953)
  *Order of Culture (1958)
  *Person of Cultural Merit (1958)
  *Dark-blue Ribbon Medal and Imperial Cup of the Government of Japan (1967)
  *Order of the Sacred Treasure, 1st class (1972)
  *Cultural Medal of the Republic of China (1979)
  *August Wilhelm von Hofmann Memorial Medal of the German Chemical Society (1981)
  *Special Award of the Society of Synthetic Organic Chemistry of Japan (1984)