However, from descriptions of relations between Seki-dera Temple, which stood near Choan-ji Temple in Osaka 2-chome, and Osaka no seki recorded in the Sarashina Nikki (Sarashina Diary) and the Ishiyama-dera Records, it is presumed that the barrier was located near Choan-ji Temple.
しかし、逢坂二丁目の長安寺付近にあった関寺と逢坂関を関連付ける記述が更級日記や石山寺縁起に見られる事などから同寺の付近にあったと見られる。