The following are all of the station names on the Nagano Shinkansen line from Tokyo to Nagano. Please note that all trains do not stop at each station. Check the timetables for more information.

Using the JR Chuo Saisen Line & Shinonoi Line:
Take the JR Chuo Saisen Line to Matsumoto, which takes approximately 2 hours. From there, take the Shinonoi Line into Nagano City, which takes approximately 1 hour.

Nagoya Station > Matsumoto (2 hours)
Matsumoto > Nagano (over 1 hour)

Using the Tokaido Shinkansen, JR Chuo Saisen Line & Shinonoi Line

For the quickest way to Nagano, take the Tokaido Shinkansen from Shin-Osaka station to Nagoya station, which takes about 1 hour.

Shin-Osaka Station > Nagoya Station (1 hour)
Nagoya Station > Matsumoto (2 hours)
Matsumoto > Nagano (over 1 hour)

Take the Chuo Expressway east to the Okaya Junction and from there head north on the Nagano Expressway to the Nagano area.