Princess Masako of Japan was born Masako Owada on December 9, 1963, in Tokyo, Japan, to Ambassador Hisashi Owada and Yumiko Owada. Princess Masako is the crown princess of Japan. At a reception for Spain's Princess Elena in Tokyo in 1986, Masako was introduced to the Crown Prince Naruhito. He became immediately enamored and began courting her. She is best known for her independent nature before she joined the royal family. Read Crown Princess Masako Biography and Profile.