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Seto-Ōhashi Line

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Title: Seto-Ōhashi Line  
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Subject: Uno Line, Marine Liner, Kibi Line, Honshi-Bisan Line, Tsuyama Line
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Seto-Ōhashi Line

Rapid train Marine Liner
Rear cab view inside Great Seto Bridge
Map of Uno Line
(Seto-Ōhashi Line)
Uno Line
(Seto-Ōhashi Line)
Yosan Line
(Seto-Ōhashi Line)

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.

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


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.


All trains stop at stations marked "●" and pass stations marked "|". Most trains stop at "▲" and few trains stop at "△"

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
SK NP US SS ML SP Transfers Location
JR West Uno Line Okayama 岡山 0.0 Kibi Line, Sanyō Main Line, Sanyō Shinkansen, Tsuyama Line
Okaden: Higashiyama Line, Seikibashi Line (Both at Okayama-Ekimae)
Ōmoto 大元 2.5 - - - -
Bizen-Nishiichi 備前西市 4.5 - - - - Minami-ku,
Senoo 妹尾 8.3 - - - -
Bitchū-Mishima 備中箕島 10.2 - - - - -
Hayashima 早島 11.9 - - - - Hayashima
Kuguhara 久々原 13.2 - - - - -
Chayamachi 茶屋町 14.9 - - - -   Uno Line (Southward) Kurashiki
Honshi-Bisan Line  
Uematsu 植松 17.8 - - - - Minami-ku,
Kimi 木見 20.5 - - - - Kurashiki
Kaminochō 上の町 24.6 - - - -
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

External links

  • JR Shikoku official website (Japanese)
  • JR West official website (Japanese)
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