Japan National Route 357

National Route 357 is a national highway of Japan connecting Chūō-ku, Chiba and Yokosuka, Kanagawa in Japan, with a total length of 70 km (43.5 mi). The highway parallels the Bayshore Route.

National Route 357 shield
National Route 357
Tokyo Bay Road
Route 357 near Ichikawa
Route information
Length70 km[1] (43 mi)
Major junctions
West endHakkeijima, Kanagawa (current)
Yokosuka, Kanagawa (planned)
East end National Route 16 in Chūō-ku, Chiba
Highway system
National highways of Japan
Expressways of Japan
National Route 356 National Route 358


  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 12 February 2020.