An ancient shrine in Hirai, Edogawa Ward, dedicated to Yamato Takeru and revered as guardian of the old Hirai settlement. During the Edo period it served as the village tutelary deity (ubusunagami), and its precincts retain traces of the old rural landscape near the Sakasai river crossing.

The founding of Oyama Shrine is traditionally dated to around 1100, during the late Heian period. The shrine was established in Hirai, near the border of Shimōsa and Musashi provinces, and is dedicated to Yamato Takeru, the heroic deity of the eastern campaign. During the medieval period, the shrine…