Part of the Nagasaki Kaido, the 1,460 m from Warigoi-machi, Isahaya City to Suzuriishi on the border of Omura City is a City Designated Historic Site. Completely untouched and in its ancient state, the Omura Kaido has been selected by the Agency for Cultural Affairs as one of the top 100 historic roads in Japan. Along the road there are stone walls that are the remnants of guardhouses where travelers along it and their luggage were examined by officials.