Japan National Route 4
The National Road 4 (Japanese国 道4号, Kokudo 4- gō ) is the main north-south road in Japan and crosses the main Japanese island of Honshu from Chūō in central Tokyo to Aomori. Its course follows this essentially the old Ōshū - Kaidō of Nihonbashi to Shirakawa.
Course
- Tokyo Prefecture Chūō - Chiyoda - Taitō - Adachi
- Sōka - Koshigaya - Kasukabe - Rich - Kurihashi
- Koga
- Oyama - Shimotsuke - Utsunomiya - Sakura - Yaita - Otawara - Nasushiobara
- Shirakawa - Sukagawa - Kōriyama - Nihonmatsu - Fukushima - Date
- Shiroishi - Iwanuma - Sendai - Ōsaki - Kurihara
- Ichinoseki - Ōshū - Kitakami - Hanamaki - Morioka - Ninohe
- Towada Aomori -