Akita Shinkansen

The Akita Shinkansen (秋田新幹線) is a Mini-shinkansen rail line in Japan. Serving the Kantō and Tōhoku Regions of the country, it links Tokyo and Akita in Akita prefecture. From Tokyo to Morioka in Iwate prefecture, it operates on the Tōhoku Shinkansen tracks. From Morioka to Ōmagari, it uses the Tazawako Line tracks. The section from Ōmagari to Akita use the Ōu Main Line tracks.

Akita Shinkansen
An E6 series trainset on an Akita Shinkansen Komachi service in October 2016.
Native name秋田新幹線
LocaleIwate and Akita prefectures
Opened22 March 1997
OwnerJR East
Rolling stockE6 series E3 series
Line length127.3 km
Track gauge1,435 mm (4 ft 8 12 in)
Electrification20 kV AC, 50 Hz, overhead catenary
Operating speed130 km/h (80 mph)
Route Map (from Morioka in blue)


Services consist of Komachi trains formed of 7-car E6 series mini-shinkansen sets coupled with E5 series Hayabusa trains for the portion of the journey between Tokyo and Morioka.

The Komachi services run at a maximum speed of 320 km/h (200 mph) on the Tohoku Shinkansen, and between Morioka and Akita, run as 7-car independent trains with a maximum speed of 130 km/h (80 mph).[1]


Between Tokyo and Morioka, the stations are the same as those on the Tohoku Shinkansen. From there on, the stations are as shown below.

Station Japanese Distance (km) Transfers Location
From Tokyo From Morioka
Morioka 盛岡 535.3 0.0 Tōhoku Shinkansen (for Shin-Aomori and Shin-Hakodate-Hokuto), Tōhoku Main Line, Yamada Line, Tazawako Line, Iwate Ginga Line Morioka Iwate Prefecture
Shizukuishi 雫石 552.9 16.0 Tazawako Line Shizukuishi
Tazawako 田沢湖 579.4 40.1 Tazawako Line Senboku Akita Prefecture
Kakunodate 角館 600.0 58.8 Tazawako Line, Akita Nairiku Jūkan Railway Akita Nairiku Line
Ōmagari 大曲 618.5 75.6 Ōu Main Line, Tazawako Line Daisen
Akita 秋田 670.2 127.3 Ōu Main Line, Uetsu Main Line, Oga Line Akita


  • March 22, 1997: The segment from Morioka to Akita began operating with 5-car E3 series trains.
  • 1998: Trains were extended to 6 cars.
  • September 16, 2001: line celebrates 10 millionth passenger.
  • March 11, 2006: line celebrates 20 millionth passenger.
  • March 18, 2007: All cars are made no smoking.
  • March 11, 2011: All services suspended due to the Tohoku earthquake and tsunami.
  • March 18, 2011: Partial service resumes between Morioka and Akita. No through service to Tōhoku Shinkansen.
  • April 29, 2011: In conjunction with the reopening of the full length of the Tohoku Shinkansen, through service to Tokyo is restored.
  • March 16, 2013: New E6 series trains were introduced on Super Komachi services, operating at 300 km/h (185 mph) on the Tohoku Shinkansen.[2]
  • March 15, 2014: All Komachi services operated by E6 series trains, operating at 320 km/h (200 mph) on the Tohoku Shinkansen.[3]
  • July 22, 2017: All services between Ōmagari and Akita suspended due to flooding after heavy rain falls
  • July 29, 2017: Service resumes.


  • JR Timetable, June 2009 issue
  1. 300km/hのトップランナー [300 km/h Top Runners]. Japan Railfan Magazine. Vol. 52 no. 612. Japan: Koyusha Co., Ltd. April 2012. p. 14.
  2. 秋田新幹線の新しい列車名は"スーパーこまち"に [New trains on Akita Shinkansen to be named "Super Komachi"]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 6 November 2012. Retrieved 6 November 2012.
  3. Yomiuri Shimbun: "JR東日本の新幹線 13年3月メドに「E6系」導入" (18 June 2009). Retrieved on 19 June 2009. (in Japanese)
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