After graduation from Naval Staff College in 1927 and promotion to lieutenant commander, he was assigned as naval attaché to France, where he remainder until June 1932. During this period, he was also part of the Japanese delegation to the World Disarmament Conference in Geneva Switzerland.
After graduating from Naval Staff College in 1927 and being promoted to lieutenant commander, he served as a naval attaché in France until June 1932.  During this period, he represented Japan at the World Disarmament Conference in Geneva, Switzerland.