Rail lines and operators
田沢湖線
JR East
2025 PUBLIC TRANSACTIONS · 1.5 KM
Koiwai Station 1.5 km Area Land Prices
Published residential-land transactions are aggregated across 5 full neighborhoods whose representative points lie within 1.5 km straight-line distance of the station. The neighborhood breakdown appears below.
Median transaction price per m² (2025)
JPY 14,218 / m²JPY 14.218K / m²
Approx. ¥10,000 / m²
2025 55 years 22
Estimated price for 100 m²
JPY 1.42M
Simple estimate using the displayed median
Estimated land + building budget
JPY 37.36M
100 m² building using the 2025 benchmark
The 1.5 km rule applies to neighborhood representative points. It is not a property-level distance or walking-time catchment; prices cover each included neighborhood in full.
Prices by neighborhood
| Neighborhood | Median / m² | Latest year · samples |
|---|---|---|
| Ogama-Kazabayashi | JPY 14,369 / m²JPY 14.369K / m² | 2025 · 4 |
| Oogamaooshimizuhigashi | No data | No data in five years |
| Nisase | No data | No data in five years |
| Ogama-Oshimizu | JPY 2,723 / m²JPY 2.723K / m² | 2024 · 1 |
| Itabashi | JPY 4,235 / m²JPY 4.235K / m² | 2025 · 1 |
Ogama-KazabayashiJPY 14,369 / m²JPY 14.369K / m²2025 · 4›OogamaooshimizuhigashiNo dataNo data in five years›NisaseNo dataNo data in five years›Ogama-OshimizuJPY 2,723 / m²JPY 2.723K / m²2024 · 1›ItabashiJPY 4,235 / m²JPY 4.235K / m²2025 · 1›
Each neighborhood uses its most recent transaction year within the five-year dataset, which may differ from the station-area year shown above. The 1.5 km rule uses representative-point distance.
Koiwai Station profile
Main rail line
田沢湖線
Lines
1
Neighborhood radius
1.5 km
Neighborhoods covered
5 neighborhoods
Station area map
The green circle is a 1.5 km radius; orange points are neighborhood representative points.
Loading map…
Nearest published station areas
Station location, lines and operators come from the MLIT N02 railway dataset. Station distances are straight-line distances between representative coordinates.
Published land transaction examples (2025)
| Date | Neighborhood | Price | Area | Price / m² | Zoning |
|---|---|---|---|---|---|
| 2025-10 | Ogama-Kazabayashi | JPY 1.9M | 125.0 m² | JPY 15,125 / m²JPY 15.125K / m² | — |
| 2025-04 | Ogama-Kazabayashi | JPY 4.9M | 340.0 m² | JPY 14,520 / m²JPY 14.52K / m² | — |
| 2025-04 | Ogama-Kazabayashi | JPY 4.7M | 330.0 m² | JPY 14,218 / m²JPY 14.218K / m² | — |
| 2025-04 | Ogama-Kazabayashi | JPY 1M | 480.0 m² | JPY 2,087 / m²JPY 2.087K / m² | — |
| 2025-01 | Itabashi | JPY 34M | 9999.0 m² | JPY 4,235 / m²JPY 4.235K / m² | — |
Land prices by direction from the station
| Direction | Neighborhoods | Public samples | Median / m² |
|---|---|---|---|
| North | Ogama-Oshimizu | 0 | No data |
| East | Ogama-Kazabayashi · Oogamaooshimizuhigashi · Nisase | 4 | JPY 14,369 / m²JPY 14.369K / m² |
| South | Itabashi | 1 | JPY 4,235 / m²JPY 4.235K / m² |
Directions use each neighborhood representative point relative to the station. They do not classify individual transaction coordinates.