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About this station
History, melodies, surroundings
Station History & Timeline
11 Events
1899
5月24日
It opened as a station on the Sōbu Railway.
Machine translation — show Japanese original
総武鉄道の駅として開業。
1907
9月1日
The railway was nationalized after being purchased under the Railway Nationalization Act.
Machine translation — show Japanese original
鉄道国有法により買収され、国有化。
1909
10月12日
With the designation of Japanese National Railways line names, it became part of the Sōbu Main Line.
Machine translation — show Japanese original
国有鉄道線路名称の設定により、総武本線所属となる。
1945
6月10日
It suffered damage from air raids.
Machine translation — show Japanese original
空襲による被害を受ける。
1987
4月1日
With the privatization of Japanese National Railways, it became a station of East Japan Railway Company (JR East).
Machine translation — show Japanese original
国鉄分割民営化に伴い、東日本旅客鉄道（JR東日本）の駅となる。
1990
12月25日
A statue of Tochinoki was unveiled in front of the ticket gate.
Machine translation — show Japanese original
改札前に設置された栃錦像が除幕される。
1992
The Minami-guchi underground taxi waiting area was completed.
Machine translation — show Japanese original
南口地下タクシー待機所が完成。
2001
11月18日
The IC card "Suica" becomes available for use.
Machine translation — show Japanese original
ICカード「Suica」の利用が可能となる。
2020
11月1日
The use of Smart Home Door was started.
Machine translation — show Japanese original
スマートホームドアの使用を開始。
2022
2月28日
The Midori no Madoguchi service ended operations.
Machine translation — show Japanese original
みどりの窓口の営業を終了。
2025
10月1日
The Ekinet Q-Chike service was started.
Machine translation — show Japanese original
えきねっとQチケのサービスを開始。
Timeline adapted from Japanese Wikipedia, available under CC BY-SA 4.0.
Landmarks
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Standard Access
Getting around
Platforms, transfers and navigation
Platform Layout & Transfers
PLATFORM LAYOUT (CHŪŌ–SŌBU LINE (LOCAL))
1
Down
秋葉原 · 新宿 · 中野
2
Up
市川 · 津田沼 · 千葉
↕ Platforms 1, 2 serve this line
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Koiwa Station FAQ
What train lines connect at Koiwa Station?
Koiwa Station is served by Chūō–Sōbu Line (Local).