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National Route 456 is a national highway of Japan connecting Morioka, Iwate and Motoyoshi, Miyagi in Japan, with a total length of 154.5 km (96 mi).
References
- ^ "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture] (PDF) (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Retrieved 11 February 2020.