Shimo-Yamaguchi Station (下山口駅, Shimo-Yamaguchi eki) is a passenger railway station located in the city of Tokorozawa, Saitama, Japan, operated by the private railway operator Seibu Railway.
SI40 Shimo-Yamaguchi Station 下山口駅 | |||||||||||
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Shimo-Yamaguchi Station entrance, March 2016 | |||||||||||
| General information | |||||||||||
| Location | 1254-3 Yamaguchi, Tokorozawa-shi, Saitama-ken 359-1145 Japan | ||||||||||
| Coordinates | 35.7794°N 139.4411°E / 35.7794; 139.4411 | ||||||||||
| Operated by | |||||||||||
| Line(s) | |||||||||||
| Distance | 29.0 km from Ikebukuro | ||||||||||
| Platforms | 1 island platform | ||||||||||
| Other information | |||||||||||
| Station code | SI40 | ||||||||||
| Website | Official website | ||||||||||
| History | |||||||||||
| Opened | 1 May 1929 | ||||||||||
| Closed | 10 October 1954 to 4 June 1976 | ||||||||||
| Passengers | |||||||||||
| FY2019 | 8,012 daily | ||||||||||
| Services | |||||||||||
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| Location | |||||||||||
Shimo-Yamaguchi Station Location within Saitama Prefecture Show map of Saitama PrefectureShimo-Yamaguchi Station Shimo-Yamaguchi Station (Japan) Show map of Japan | |||||||||||

Shimo-Yamaguchi Station is served by the 4.2 km Seibu Sayama Line from Nishi-Tokorozawa to Seibukyūjō-mae, and is located 1.8 km from the starting point of the Sayama Line at Nishi-Tokorozawa.[1] Some through services operate to and from Ikebukuro via the Seibu Ikebukuro Line.
The station consists of a ground-level island platform serving two tracks, connected to the station building by a footbridge.[2]
| 1 | ■ Seibu Sayama Line | for Seibukyūjō-mae |
| 2 | ■ Seibu Sayama Line | for Nishi-Tokorozawa, Tokorozawa, and Ikebukuro |
The station opened on 1 May 1929.[1] It closed on 10 October 1954, but reopened on 4 June 1976.[1]
Station numbering was introduced on all Seibu Railway lines during fiscal 2012, with Shimo-Yamaguchi Station becoming "SI40".[3]
In fiscal 2019, the station was the 72nd busiest on the Seibu network with an average of 8,012 passengers daily.[4] The passenger figures for previous years are as shown below.
The passenger figures for the station in previous years are as shown below.
| Fiscal year | Daily average |
|---|---|
| 2000 | 9,804[1] |
| 2009 | 8,902[5] |
| 2010 | 8,668[5] |
| 2011 | 8,632[6] |
| 2012 | 8,517[7] |
| 2013 | 8,423[7] |
Media related to Shimo-Yamaguchi Station at Wikimedia Commons
Stations of the Seibu Sayama Line | |
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