・This is a traditional place where Christians in the Sotome area devoted themselves in faith and kept their faith.
・Legend has it that after all the Fathers had been expelled from the Sotome area under the anti-Christian edicts, a Japanese evangelist whose Christian name was Bastian guided the Hidden Christians.
・It is said that Bastian moved from place to place to hide from his pursuers. This site is believed to have been one of his hiding places.