Princess Kuniko (邦子内親王; 1209 – 26, September 1283), also known as Princess Hoshi and Ankamon-in, was an Empress as the Honorary Mother (准母) of her brother Emperor Go-Horikawa.^[1]

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She was the daughter of Imperial Prince Morisada (守貞親王; 1179–1223) and Kitashirakawa-in, and thus granddaughter of Emperor Takakura.

In 1221, her brother Emperor Go-Horikawa became Emperor, and she was named his Honorary Empress.

She also acted as the surrogate mother of Emperor Kameyama.^[2]

She became a nun in 1235.