恩賜上野動物園
is a Japanese ornithologist and retired professor from Azabu University. A native of Tokyo, he graduated from Tokyo University in 1937 in veterinary medicine. He worked at Ueno Zoo. In 1958 he obtained his doctorate in science from Hokkaido University, on research in "A Comparative Study of chromosomes in birds". Later he became the Section Chief for Birds and Wild Animals at the Experimental Forestry Station for the Japanese Ministry of Agriculture and Forestry.