An ancient shrine said to have been founded by Minamoto no Yorinobu, progenitor of the Kawachi Genji, during the Kankō era (1004–1012) near Kasumigaseki. Later, Ōta Dōkan relocated it to the present Toranomon site when building Edo Castle. The three enshrined deities are Emperor Ōjin, Empress Jingū, and Emperor Chūai. Originally the syncretic 'Hachimanyama Fumon-in' under Kan'ei-ji, it became a pu…

The shrine is traditionally said to have been founded during the Kankō era (1004–1012) by Minamoto no Yorinobu, progenitor of the Kawachi Genji, who enshrined the deity Hachiman near present-day Kasumigaseki. In the latter half of the 15th century, Ōta Dōkan is said to have relocated the shrine to i…