Based on the image of a castle-deity linked to Himeji Castle’s main keep, centered on the kimon northeastern quarter. Known as Osakabe as well as Koshogobu or Shogobu, she appeared through the early modern era as a shifting “castle specter” before settling into the form of an aged princess or female apparition. Her pedigree ties to shrine relocations during construction and the founding of Hattendo, understood as a spiritual force intervening in the castle’s ritual order. She sees into human hearts, sometimes proving herself by producing tangible tokens such as combs or helmet scales, and is also recorded to assume a grand oni-like form in response to prayers or provocation. Her true nature is variously attributed to an ancient fox, the castle’s tutelary deity, an unknown noblewoman’s spirit, or a human sacrifice legend, with no single origin fixed. She protects when the lord governs justly and brings calamity when order falters, embodying a guardian of the boundary between castle and community.