In the Buddhist account (Tori no tera, Chokoku-ji Temple, in Asakusa), Tori no ichi has its origin in the fair that was held on the day, on which Myoken Daibosatsu was unveiled.
仏教（浅草酉の寺・長国寺）の解説では、鷲妙見大菩薩の開帳日に立った市を酉の市の起源とする。