Since Omata Village was mentioned in "Seiryoki," it is considered to have been formed as a village along a major road in the early Muromachi period, and "Meguri" described the village as an inn town for travelers who crossed Obako Pass and recorded the names of such inns including Tsuda-ya Inn and Sakaguchi-ya Inn.
大股集落は『清良記』にも名があることから室町時代初期には街道集落として成立していたものと見られ、『めぐり』にも伯母子峠越えを控えた宿場として機能していたようすが記されており、津田屋・坂口屋等の旅籠の名が伝えられている。