Princess Sukeko (亮子内親王; 1147 – 27 April 1216), later Inpumon'in (殷富門院), was an Empress of Japan during the late Heian period.

Sukeko was empress as the honorary mother (准母; junbo) of her nephews Emperor Antoku and Emperor Go-Toba.

As their Honorary Mother, she was Honorary Empress and performed the court functions of the position of Empress during their reign.

Unless otherwise noted (as BC), years are in CE / AD 1 individuals that were given the title of empress posthumously 2 individuals elevated to the rank of empress due to their position as honorary mother of the emperor 3 Shōshi served briefly as honorary empress for her younger brother Emperor Go-Daigo This article related to women's history is a stub.

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