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About this station
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Station History & Timeline
14 Events
1895
5月5日
The station opened as a station on the Kobu Railway and began handling passengers and freight.
Machine translation — show Japanese original
甲武鉄道の駅として開設。旅客・貨物取扱開始。
1899
A dedicated line for the construction of the Shibuya Purification Plant, which existed in the current Shinjuku subcenter, was laid before the station opened, and was used for transporting sand for filtration, coal for water supply pumps, and other materials even after the construction was completed, with a crossover to the up line existing near the east end of the down platform towards Nakai, but it was removed in 1934.
Machine translation — show Japanese original
駅開設以前から淀橋浄水場完成。現在の新宿副都心に存在した浄水場）建設のための専用線 が敷かれており、工事完成後も濾過用の砂や送水用ポンプの燃料の石炭、その他資材輸送のために使用された。下り線ホーム外れ、東中野寄り、複線化時には上り線への渡り線が存在していた。1934年撤去。
1906
10月1日
With the nationalization of Kobu Railway, it was transferred to the Ministry of Communications.
Machine translation — show Japanese original
甲武鉄道国有化に伴い、逓信省に移管。
1909
10月12日
The line was designated as part of the Central East Line, which became the Central Main Line in 1911.
Machine translation — show Japanese original
線路名称制定により中央東線（1911年から中央本線）所属となる。
1931
3月
The elevated railway work was completed.
Machine translation — show Japanese original
高架化工事完成。
1931
9月11日
Freight handling was abolished.
Machine translation — show Japanese original
貨物取扱廃止。
1949
6月1日
Japanese National Railways was established.
Machine translation — show Japanese original
日本国有鉄道発足。
1958
4月10日
Freight handling was abolished.
Machine translation — show Japanese original
荷物扱い廃止。
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。
1991
8月24日
Automatic ticket gates were installed and began operation.
Machine translation — show Japanese original
自動改札機を設置し、使用開始。
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。
2005
3月
The green ticket vending machines were abolished and automatic ticket vending machines for reserved-seat tickets were installed.
Machine translation — show Japanese original
みどりの窓口を廃止し、指定席券売機を設置。
2021
11月21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。
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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Platform Layout & Transfers
PLATFORM LAYOUT (CHŪŌ–SŌBU LINE (LOCAL))
1
Down
中野 · 三鷹
2
Up
新宿 · 千葉
↕ Platforms 1, 2 serve this line
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Okubo Station FAQ
What train lines connect at Okubo Station?
Okubo Station is served by Chūō–Sōbu Line (Local).