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| Crown Princess of Japan
|Spouse||Naruhito, Crown Prince of Japan|
|Aiko, Princess Toshi|
|House||Imperial House of Japan|
|Born|| December 9, 1963 |
Toranomon Hospital, Tokyo, Japan
Masako, Crown Princess of Japan (皇太子徳仁親王妃雅子 Kōtaishi Naruhito Shinnōhi Masako), née Masako Owada (小和田雅子 Owada Masako, born 9 December 1963), is the wife of Naruhito, Crown Prince of Japan, who is the eldest son of Emperor Akihito and Empress Michiko and the heir apparent to the Chrysanthemum Throne. If Crown Prince Naruhito ascends to the throne as expected, Masako will become empress consort.