FILE - Japan's Princess Aiko greets the guests during a spring garden party at the Akasaka Palace imperial garden in Tokyo, on April 23, 2024. (AP Photo/Eugene Hoshiko, File)

FILE - Japan's Princess Aiko attends an autumn garden party at the Akasaka Palace imperial garden in Tokyo, on Oct. 30, 2024. (Kim Kyung-Hoon/Pool Photo via AP, File)

FILE - Japan's Princess Aiko, the daughter of Emperor Naruhito and Empress Masako, arrives to mark the 110th anniversary of the death of the wife of former emperor Meiji at Meiji Shrine in Tokyo, on April 10, 2024. (Kazuhiro Nogi/Pool Photo via AP, File)