title: Japan National Route 19
text: # Japan National Route 19
  
  National Route 19 (国道19号, Kokudō jūkyū-gō) is a national highway connecting Nagoya and Nagano in Japan.
  
  ## Route data
  
  * Length: 258.9 km (165.5 mi)
  * Origin: Atsuta-ku, Nagoya, Nagoya (originates at junction with Route 1)
  * Terminus: Nagano City (ends at Junction with Route 18)
  * Major cities: Kasugai, Tajimi, Nakatsugawa, Shiojiri, Matsumoto, Azumino
  
  ## History
  
  * 4 December 1952 - Designation as First Class National Highway 19 (from Nagoya to Nagano, Nagano)
  * 1 April 1965 - Designation as General National Highway 19 (from Nagoya to Nagano, Nagano)
  
  ## Overlapping sections
  
  * From Atsuta, Nagoya (Atsuta Shrine South intersection) to Naka, Nagoya (Nichigin-mae intersection): Route 22
  * From Toki (Odomi intersection) to Mizunami (Yamanouchi intersection): Route 21
  * From Ena (Shoke intersection) to Sendambayashi, Nakatsugawa: Route 257
  * From Nakatsugawa (Iyasaka-bashi intersection) to Nagiso (Azuma-bashi intersection): Route 256
  * In Kiso Town, from Kiso-ohashi intersection to Hiyoshi-Ozawabara intersection: Route 361
  
  ## Municipalities passed through
  
  * Aichi Prefecture
     * Nagoya - Kasuagai
  * Gifu Prefecture
     * Tajimi - Toki - Mizunami - Ena - Nakatsugawa
  * Nagano Prefecture
     * Nagiso - Okuwa - Agematsu - Kiso town - Kiso Vill - Shiojiri - Matsumoto - Azumino - Ikusaka - Ōmachi - Nagano - Shinsyūshinmachi - Nagano
  
  ## Intersects with
  
  * Aichi Prefecture
     * Routes 1 and 247; at the origin, in Atsuta-ku, Nagoya
     * Route 22; from the origin to Naka-ku, Nagoya
     * Routes 41 and 153; at Higashi-ku, Nagoya
     * Route 155; at Kasugai City
  * Gifu Prefecture
     * Route 248; at Tajimi City
     * Route 21; from Toki City to Mizunami City
     * Route 418; at Ena City
     * Route 257; from Ena City to Nakatsugawa City
     * Route 363; at Nakatsugawa City
     * Route 256; from Nakatsugawa City to Nagiso Town
  * Nagano Prefecture
     * Route 361 at Kiso Town
     * Routes 20 and 153 at Shiojiri City
     * Routes 143, 147, 158 and 254 at Matsumoto City
     * Route 403 at Azumino City
     * Route 117 at Nagano City
     * Route 18 at the terminus, in Nagano City
  
  ## Bypasses
  
  * Kasugai Bypass
  * Utsutsu Bypass
  * Tajimi Bypass
  * Toki Bypass
  * Mizunami Bypass
  * Ena Bypass
  * Nakatsugawa Bypass
  * Agematsu Bypass
  * Matsumoto Bypass
  * Naganominami Bypass
  