| Shingai Station | |
| Native Name: | 新改駅 |
| Native Name Lang: | ja |
| Address: | Tosayamadacho Higashigawa, Kami, Kōchi Prefecture 782-0063 |
| Country: | Japan |
| Operator: | JR Shikoku |
| Line: | Dosan Line |
| Distance: | 103.9 km from |
| Platforms: | 1 side platform |
| Tracks: | 1 |
| Code: | D36 |
| Status: | Unstaffed |
| Former: | Shinkai (until 1956) |
| Pass Year: | FY2019 |
| Map Type: | Japan Kochi Prefecture#Japan |
| Map Dot Label: | Shingai Station |
is a passenger railway station located in the city of Kami, Kōchi Prefecture, Japan. It is operated by JR Shikoku and has the station number "D36".[1]
The station is served by the JR Shikoku Dosan Line and is located 103.9 km from the beginning of the line at .[2]
Shingai Station is one of two stations with switchback layout in Shikoku, the other being . The single side platform is on a siding located in the middle of a 25‰ gradient. Trains from first enter the siding with the platform. Trains then reverse to the other siding, change direction again, and enter the main line toward . Trains that do not stop at the station do not use the sidings.[3]
The station is unstaffed. A small building connected to the side platform serves as a waiting room.[4]
opened on 28 November 1935, and was converted to a passenger station on 1 June 1947. In preparation for the US invasion of the Japanese home islands, the area around Shinkai Signalbox was designated as a key point for the line of communication and was made into a military fortress. As the mountainous area was deemed a natural fortress, important facilities such as the Shikoku Military District Headquarters were temporarily established here. During the brief period until the end of the war, Shinkai Signalbox unexpectedly became the center of Kōchi prefecture.
The station name in hiragana was changed from to, with no change of kanji script, on 15 December 1956. With the privatization of Japanese National Railways (JNR) on 1 April 1987, the station came under the control of JR Shikoku.