Injured in an automobile accident in France in 1923, the prince remained in the country while recuperating, learning much about French culture.
The princess came to France to nurse him and learned much about Art Deco at a 1925 exposition.
During the closing years of the Pacific War he prepared the Army and Navy for a joint mainland endgame.
Prince Yasuhiko joined the mass resignation from the imperial household in 1947, and took up golf.
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