Education
Hokkaido University.
御手洗 毅
Hokkaido University.
In 1942, Takeshi Mitarai, became president of the company. He was an obstetrician by profession. He had been the auditor of Precision Optical Industry before assuming the presidency.
Even earlier, Mitarai had established Mitarai Obstetrics and Gynaecology Hospital in Mejiro, Tokyo.