Emperor Naruhito of Japan (m) Parents: Akihito of Japan (m) & Michiko Shöda (f) Events: Empress Masako Owada (f) Parents: Hisashi Owada (m) & Yumiko Egashira (f) Events: #1: Aiko of Japan Princess Toshi (m) Events: Birth 01 December 2001 – Tokyo, Tōkyō, Japan (age )