Japan National Route 457

National Route 457 is a national highway of Japan connecting Ichinoseki, Iwate and Shiroishi, Miyagi in Japan, with a total length of 173.9 km (108.06 mi).

National Route 457 shield

National Route 457
Route information
Length173.9 km[1] (108.1 mi)
Highway system
National highways of Japan
Expressways of Japan
Japanese National Route Sign 0456.svg National Route 456Japanese National Route Sign 0458.svg National Route 458


  1. ^ "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.