Seto-Ōhashi Line

Rapid train Marine Liner
Rear cab view inside Great Seto Bridge

The Seto-Ōhashi Line (瀬戸大橋線, Seto-Ōhashi-sen) is a railway line operated by West Japan Railway Company (JR West) and Shikoku Railway Company (JR Shikoku) in Japan which links Okayama Station in Okayama Prefecture with Takamatsu Station in Kagawa Prefecture via the Great Seto Bridge. It is not a distinct railway line, but an official nickname given to a composite line formed of three different lines. Service commenced along with the opening of the Great Seto Bridge in 1988.

Basic data

  • Operators, lines:
    • Total distance: 71.8 km
    • JR West (Services and tracks)
    • JR Shikoku (Services and tracks)
      • Honshi-Bisan Line: Kojima — Utazu, 18.1 km
      • Yosan Line 1: Utazu — Sakaide — Takamatsu 25.9 km
    • JR Freight (Services)
      • Uno Line 1: Okayama — Chayamachi, 14.9 km
      • Honshi-Bisan Line: Chayamachi — Kojima — Utazu, 31.0 km
      • Yosan Line 1: Utazu — Sakaide — Takamatsu 25.9 km
1: Only the portions of these lines are called Seto-Ōhashi Line.
  • Gauge: 1,067 mm (3 ft 6 in)
  • Stations: 22
  • Track:
    • Double: Chayamachi — Takamatsu
    • Single: the remainder
  • Electrification: 1,500 V DC
  • Railway signalling: Automatic

Services

As a link between Honshu and Shikoku, the line has many limited express trains, including the Shiokaze, Nanpū, Uzushio, and Sunrise Seto. There are also rapid trains such as the Sun Port and Marine Liner.

The segment operated by JR West (Okayama — Kojima) accepts ICOCA, a smart card ticketing system.

Stations

SK: Shiokaze
NP: Nampū
US: Uzushio
SS: Sunrise Seto
ML: Rapid Marine Liner
SP: Rapid Sun Port

All trains stop at stations marked "●" and pass stations marked "-". Some trains stop at "▲" and few trains stop at △.

Operator Line Station Distance
(km)		 SK NP US SS ML SP Transfers Location
JR West Uno Line  M01  Okayama 岡山 0.0 ● ● ● ● ● Sanyō Shinkansen
Sanyō Main Line
Tsuyama Line
Kibi Line (Momotaro Line)
Okaden:
■ Higashiyama Line
■ Seikibashi Line (Both at Okayama-Ekimae)		 Kita-ku,
Okayama		 Okayama
 M02  Ōmoto 大元 2.5 - - - - △
 M03  Bizen-Nishiichi 備前西市 4.5 - - - - △ Minami-ku,
Okayama
 M04  Senoo 妹尾 8.3 - - - - ▲
 M05  Bitchū-Mishima 備中箕島 10.2 - - - - -
 M06  Hayashima 早島 11.9 - - - - ▲ Hayashima
 M07  Kuguhara 久々原 13.2 - - - - -
 M08  Chayamachi 茶屋町 14.9 - - - - ● 　 Uno Line (L08, Southward) Kurashiki
Honshi-Bisan Line 　
 M09  Uematsu 植松 17.8 - - - - △ Minami-ku,
Okayama
 M10  Kimi 木見 20.5 - - - - △ Kurashiki
 M11  Kaminochō 上の町 24.6 - - - - △
 M12  Kojima 児島 27.8 ● ● ● ● ● 　 　
JR Shikoku 　
(Great Seto Bridge)
Y09 Utazu 宇多津 45.9 ● ● ● 　 　 ● ■ Yosan Line (Westward) Utazu Kagawa
Yosan Line 　
Y08 Sakaide 坂出 50.5 - ● ● ● Sakaide
Y07 Yasoba 八十場 53.2 - - - -
Y06 Kamogawa 鴨川 55.2 - - △ △
Y05 Sanuki-Fuchū 讃岐府中 57.6 - - - -
Y04 Kokubu 国分 59.9 - - △ △ Takamatsu
Y03 Hashioka 端岡 62.3 - - △ ●
Y02 Kinashi 鬼無 65.7 - - △ △
Takamatsu Freight Terminal 高松貨物ターミナル 67.1 - - - -
Y01 Kōzai 香西 68.4 - - - -
Y00 Takamatsu 高松 71.8 ● ● ● ● ■ Kōtoku Line (T28)
Kotoden Kotohira Line (Takamatsu-Chikkō)

See also

Wikimedia Commons has media related to Seto-Ōhashi Line.