吾妻鏡
It is believed this is what the "Azuma Kagami" calls "Komachi Ōji" and other texts "Komachi Kōji". It used to be also called . The name seems to stem from the fact that the Ebisudōbashi Bridge has been for centuries the border between the two areas called Komachi and Ōmachi, Komachi being the more important of the two. The "Azuma Kagami" says that along Komachi Ōji there were the houses of the powerful (the "gokenin") and, for almost the entire Kamakura period, the seat of the government. The entrance of all buildings in Komachi not belonging to the Hōjō (the ruling clan) or to the "Bakufu" (with the curious exception of houses of ill repute) had to face away from Wakamiya Ōji (Honkaku-ji is a good example).