title: Koiwai Station
text: # Koiwai Station
  
  Koiwai Station (小岩井駅, Koiwai-eki) is an East Japan Railway Company (JR East) railway station located in the city of Takizawa, Iwate Prefecture, Japan.
  
  ## Lines
  
  Koiwai Station is served by the Tazawako Line, and is located 10.5 km from the terminus of the line at Morioka Station.
  
  ## Station layout
  
  Koiwai Station has a two opposed side platforms, connected to the wooden station building by a footbridge. The station is Unmanned.
  
  ### Platforms
  
  | 1 | ■ Tazawako Line | for Morioka |
  | - | - | - |
  | 2 | ■ Tazawako Line | for Shizukuishi for Ōmagari |
  
  ## History
  
  Koiwai Station opened on June 25, 1921. The station was absorbed into the JR East network upon the privatization of the JNR on April 1, 1987.
  
  ## Passenger statistics
  
  In fiscal 2015, the station was used by an average of 496 passengers daily (boarding passengers only).
  
  ## Surrounding area
  
  * National Route 46
  * Koiwai Post Office
  * Amihari Onsen
  * Iwate College of Nursing
  * Tsunagi Onsen
  