大森
Omori Station
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Omori is a railway station in Tokyo.
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About this station
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Station History & Timeline
39 Events
1876
6月12日
A station on the government railway opened, operating as a passenger station for passenger business only.
Machine translation — show Japanese original
官設鉄道の駅が開業。旅客営業のみの旅客駅。
1877
While traveling by up train from Yokohama to Shinbashi, Edward S. Morse discovered the Ōmori Shell Mound through the left train window immediately after departing this station.
Machine translation — show Japanese original
上り列車で横浜から新橋へ移動中のエドワード・S・モースが当駅発車直後の左車窓に大森貝塚を発見。
1879
3月1日
The section between Ōmori and Kawasaki was doubled-tracked.
Machine translation — show Japanese original
大森 - 川崎間が複線化。
1880
11月14日
The Shinagawa - Ōmori section was doubled-tracked.
Machine translation — show Japanese original
品川 - 大森間が複線化。
1898
4月1日
Freight handling began.
Machine translation — show Japanese original
貨物取扱開始。
1901
2月1日
The Omori-Teishajo-mae Station opened simultaneously with the opening of the Keihin Electric Railway line from Omori-Teishajo-mae to Kawasaki, and was later renamed Omori Station.
Machine translation — show Japanese original
京浜電気鉄道（現在の京浜急行電鉄）大森停車場前 - 川崎（後の六郷橋）間開通と同時に大森停車場前駅が開業。後に大森駅へ改称する。
1904
5月8日
The section between Omori Station and Kaigan (now Omori Kaigan) became the Omori Branch Line of Keihin Electric Railway.
Machine translation — show Japanese original
大森停車場前 - 海岸（現・大森海岸）間が京浜電気鉄道大森支線となる。
1913
2月
The Sanno-guchi ticket gate, now known as the West gate, was opened.
Machine translation — show Japanese original
山王口改札（現・西口）開設。
1914
12月20日
The Keihin Line, the predecessor to the Keihin-Tohoku Line, began operation.
Machine translation — show Japanese original
京浜線（京浜東北線の前身）運行開始。
1919
The Sanno-guchi ticket gate, now known as the West gate, was expanded.
Machine translation — show Japanese original
山王口改札（現・西口）拡張。
1930
A shared bus service opened between Ōmori Station and Ikegami Station.
Machine translation — show Japanese original
大森駅 - 池上駅間に乗合バス開通。
1930
3月15日
The through line is used by all passenger trains.
Machine translation — show Japanese original
列車線は全旅客列車が通過となる。
1937
3月8日
The Keihin Electric Railway Omori branch line was abolished.
Machine translation — show Japanese original
京浜電気鉄道大森支線が廃止。
1959
12月10日
The north entrance ticket gate was opened.
Machine translation — show Japanese original
北口改札開設。
1974
10月1日
Freight handling was abolished.
Machine translation — show Japanese original
貨物取扱廃止。
1977
9月
A monument marking the "Birthplace of Japanese Archaeology" was erected on the station platform to commemorate the 100th anniversary of the discovery and excavation of the Ōmori Shell Mound.
Machine translation — show Japanese original
大森貝塚発見発掘100周年を記念し、駅ホームに「日本考古学発祥の地」碑が建立される。
1982
7月
The station building reconstruction work commenced.
Machine translation — show Japanese original
駅舎改築工事着工。
1984
7月
The current station building was completed.
Machine translation — show Japanese original
現駅舎完成。
1984
9月14日
The station building "Omori Primo" (now "Atre Omori") opened.
Machine translation — show Japanese original
駅ビル「大森プリモ」（現在の「アトレ大森」）開業。
1985
4月
The joint project of Minato-ku and Ota-ku, the "Omori Station Pedestrian Overpass" (a free passage leading east from the north gate ticket gate towards Minami-Oi in Minato-ku), was completed.
Machine translation — show Japanese original
品川区と大田区の共同事業「大森駅歩道橋」（北口改札から東側〈品川区南大井方面〉へ下りる自由通路）完成。
1986
11月1日
Freight handling was abolished.
Machine translation — show Japanese original
荷物の取り扱いを廃止。
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。
1989
3月10日
In 1989, the expansion of the north entrance staircase was completed, for which the maintenance vehicle storage track, formerly the freight platform, was removed to allow the platform to be extended southward.
Machine translation — show Japanese original
（平成元年）：北口階段拡幅完成（ホームを南寄りに延伸するため、工事車両留置線〈荷物ホーム跡〉を撤去）。
1990
3月20日
The Travel Center opened.
Machine translation — show Japanese original
旅行センターオープン。
1991
9月20日
Automatic ticket gates were installed at the central ticket gate and began operation.
Machine translation — show Japanese original
中央改札に自動改札機を設置し、使用開始。
1991
9月27日
Automatic ticket gates were installed at the north ticket gate and began operation.
Machine translation — show Japanese original
北改札に自動改札機を設置し、使用開始。
1994
3月16日
An up escalator from the platform to the Central Gate ticket gate was installed.
Machine translation — show Japanese original
ホームから中央口改札への上りエスカレータ設置。
2001
7月
The 1st "Omori Yume Concert" was held in the Central Gate Concourse.
Machine translation — show Japanese original
中央口コンコースにて第1回「大森夢コンサート」開催。
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。
2002
12月13日
An down escalator connecting the Central Gate ticket gate to the platform was installed.
Machine translation — show Japanese original
中央口改札からホームを連絡する下りエスカレーター設置。
2003
2月7日
Elevators were installed to connect the platforms and the central ticket gates.
Machine translation — show Japanese original
ホームと中央改札口を連絡するエレベーター設置。
2005
11月15日
The station building "Omoriplimo" was renovated and renamed "Atre Omori".
Machine translation — show Japanese original
駅ビル「大森プリモ」のリニューアル完成。「アトレ大森」に改称。
2007
7月3日
The station building "Atre Oomori 2" was renovated.
Machine translation — show Japanese original
駅ビル「アトレ大森2」がリニューアル。
2008
10月9日
The station building "Atre Oomori" was renovated.
Machine translation — show Japanese original
駅ビル「アトレ大森」がリニューアル。
2018
3月31日
Byū Plaza ended its operations.
Machine translation — show Japanese original
びゅうプラザの営業を終了。
2019
9月23日
In 2019, the use of platform doors was started.
Machine translation — show Japanese original
（令和元年）：ホームドアの使用を開始。
2021
10月31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。
2023
11月11日
The customer support call system was introduced at the north exit ticket gate.
Machine translation — show Japanese original
北口改札にお客さまサポートコールシステムを導入。
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.
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Getting around
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Platform Layout & Transfers
PLATFORM LAYOUT (KEIHIN–TŌHOKU LINE)
1
Down
蒲田 · 川崎 · 横浜
2
Up
品川 · 東京 · 上野
↕ Platforms 1, 2 serve this line
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Omori Station FAQ
What train lines connect at Omori Station?
Omori Station is served by Keihin–Tōhoku Line.