He graduated from Tokyo University (1918).
Soda Tokuro stayed behind as assistant at Tokyo University and then was sent to Europe and America for studies in biology.
Returning home was appointed assistant professor at his alma mater (1924) and the following year was promoted professor (1925), and retired due to age limit (1954).
He was awarded the Majima Prize of the Japan Chemical Research Society for his research. Also received scholarships from Hattori Hoko Society and then Ministry of Education for his research. Has written many papers on biological chemistry.