Taro Sawara graduated from Economics Department of Keio University (1929).
Taro Sawara entered Sumitomo Soko Kaisha (Sumitomo Warehouse Company) and served at its Nakanoshima and Kobe branch offices and the head office. Drafted in the army (1930). Rejoined the same company (1934).
He served then at Tokyo and Hongkong branch offices (from 1942), the head office and Kobe Branch Office and thereafter became manager of Yokohama Branch (since 1946).