By lot size
| Category | Samples (5 years) | Median / tsubo |
|---|---|---|
| 50–100 m² | 17 | ¥0.1M / tsubo |
| 100–165 m² | 33 | ¥0.1M / tsubo |
| 165–300 m² | 99 | ¥0.2M / tsubo |
| 300 m² or more | 111 | ¥0.1M / tsubo |
MLIT PUBLIC TRANSACTION DATA
Kosai land prices and five-year trend
Start with the city-wide transaction market, then compare named neighborhoods and 1.5 km station areas.
Kosai land prices (2025)
Median transaction price / tsubo
¥0.2M / tsubo
52 published samples
Five-year median (2021–2025)¥0.1M / tsubo
Year-on-year+14.3%2024 ¥0.1M / tsuboFive-year change+63.3%2021 ¥0.1M / tsubo
Estimated 30-tsubo plot
¥4.8M
The median and 30-tsubo estimate use all 52 published 2025 transactions in the city. YoY and five-year change compare each year's median price per tsubo; they are not appreciation rates for the same property.
Kosai and nearby city land prices
Land-price comparison with covered nearby cities
Latest median transaction price per tsubo. Select a marker to open that city.
Loading map…
Only the 57 currently covered cities are shown. Markers use the average of covered neighborhood representative points, not administrative office locations.
Kosai land-price trend (2021–2025)
| Year | Median transaction price / tsubo | Published transactions |
|---|---|---|
| 2025 | ¥0.2M / tsubo52 published transactions | 52 |
| 2024 | ¥0.1M / tsubo53 published transactions | 53 |
| 2023 | ¥0.1M / tsubo53 published transactions | 53 |
| 2022 | ¥0.2M / tsubo47 published transactions | 47 |
| 2021 | ¥0.1M / tsubo55 published transactions | 55 |
Five-year median transaction price / tsubo
¥0.1M / tsubo
2021–2025 · 260 published transactions
Annual medians can change with the mix of location, lot size and zoning in each year.
Official land-price reference
2025 transaction median¥0.2M / tsubo
2025 official median¥0.2M / tsubo
Numerical difference−¥0M / tsubo（−10.7%）
The official median uses 9 observation points. This is a numerical difference, not a discount or premium judgment, because official and transaction prices differ in timing, site selection and valuation method.
Browse by station area
Latest published transactions · 1.5 km station areas
Initially ranked by median transaction price per tsubo.
4 of 6 stations
Asumomae Station
Compare 8 neighborhoods →Median price / tsubo
¥0.3M / tsubo
16 published transactions
Shinjohara Station
Compare 7 neighborhoods →Median price / tsubo
¥0.3M / tsubo
16 published transactions
Omori Station
Compare 4 neighborhoods →Median price / tsubo
¥0.2M / tsubo
2 published transactions
Washizu Station
Compare 3 neighborhoods →Median price / tsubo
¥0.2M / tsubo
16 published transactions
Araimachi Station
Compare 1 neighborhoods →Median price / tsubo
¥0M / tsubo
7 published transactions
Chibata Station
Compare 2 neighborhoods →Median price / tsubo
¥0M / tsubo
1 published transactions
Neighborhood representative points are within 1.5 km straight-line distance; figures aggregate the full named neighborhoods.
Browse by neighborhood
The first 100 neighborhoods are shown initially. Search covers every published neighborhood.
20 of 20 neighborhoods shown
| Neighborhood | Median / tsubo | Change in available period | 30-tsubo estimate | Latest year and samples |
|---|---|---|---|---|
| 1 Shinjohara湖西市 | ¥0.3M / tsubo2021–2023 · 3 samples | -16.7%Indicative2021 1 samples → 2023 2 samples | ¥9M | 2 samples20232y old |
| 2 Tokiwa湖西市 | ¥0.3M / tsubo2023–2025 · 3 samples | +66.7%Indicative2023 1 samples → 2025 2 samples | ¥8.7M | 2 samples2025Latest |
| 3 Ekiminami湖西市 | ¥0.3M / tsubo2025 · 10 samples | +78.1%Indicative2021 1 samples → 2025 10 samples | ¥8.6M | 10 samples2025Latest |
| 4 Minamidai湖西市 | ¥0.3M / tsubo2023–2025 · 7 samples | +13.0%Indicative2021 3 samples → 2025 1 samples | ¥7.5M | 1 samples2025Latest |
| 5 Umeda湖西市 | ¥0.2M / tsubo2023–2025 · 12 samples | -57.8%Indicative2021 1 samples → 2025 2 samples | ¥6.2M | 2 samples2025Latest |
| 6 Shinjohara-Higashi湖西市 | ¥0.2M / tsubo2021–2025 · 5 samples | +35.6%Indicative2021 2 samples → 2025 1 samples | ¥6M | 1 samples2025Latest |
| 7 Washizu湖西市 | ¥0.2M / tsubo2025 · 15 samples | +11.1%2021 7 samples → 2025 15 samples | ¥6M | 15 samples2025Latest |
| 8 Okasaki湖西市 | ¥0.2M / tsubo2023–2025 · 3 samples | +4.8%Indicative2021 5 samples → 2025 2 samples | ¥5.4M | 2 samples2025Latest |
| 9 Araicho-Nakanogo湖西市 | ¥0.2M / tsubo2025 · 3 samples | +61.6%2021 6 samples → 2025 3 samples | ¥4.8M | 3 samples2025Latest |
| 10 Komi湖西市 | ¥0.2M / tsubo2023–2025 · 10 samples | +45.5%Indicative2022 3 samples → 2025 1 samples | ¥4.8M | 1 samples2025Latest |
| 11 Boze湖西市 | ¥0.1M / tsubo2021–2022 · 2 samples | +0.0%Indicative2022 2 samples → 2022 2 samples | ¥3.9M | 2 samples20223y old |
| 12 Kibi湖西市 | ¥0.1M / tsubo2022–2024 · 6 samples | -24.1%Indicative2021 1 samples → 2024 2 samples | ¥3.8M | 2 samples20241y old |
| 13 Shirasuka湖西市 | ¥0.1M / tsubo2025 · 3 samples | +28.8%2021 5 samples → 2025 3 samples | ¥2.6M | 3 samples2025Latest |
| 14 Araicho-Uchiyama湖西市 | ¥0.1M / tsubo2023–2025 · 5 samples | -7.7%Indicative2021 3 samples → 2025 2 samples | ¥2.4M | 2 samples2025Latest |
| 15 Sakaijuku湖西市 | ¥0.1M / tsubo2021–2024 · 3 samples | -45.0%Indicative2021 1 samples → 2024 1 samples | ¥2.4M | 1 samples20241y old |
| 16 Araicho-Hamana湖西市 | ¥0.1M / tsubo2025 · 3 samples | +18.5%2021 3 samples → 2025 3 samples | ¥2.3M | 3 samples2025Latest |
| 17 Ota湖西市 | ¥0.1M / tsubo2022–2024 · 4 samples | +93.9%Indicative2021 2 samples → 2024 1 samples | ¥2.3M | 1 samples20241y old |
| 18 Iride湖西市 | ¥0.1M / tsubo2021–2023 · 2 samples | -75.5%Indicative2021 1 samples → 2023 1 samples | ¥2.1M | 1 samples20232y old |
| 19 Shinjo湖西市 | ¥0.1M / tsubo2024 · 5 samples | +40.4%2021 3 samples → 2024 5 samples | ¥2M | 5 samples20241y old |
| 20 Araicho-Arai湖西市 | ¥0M / tsubo2025 · 7 samples | -42.4%2021 7 samples → 2025 7 samples | ¥1.1M | 7 samples2025Latest |
1Shinjohara湖西市 · 2023¥0.3M / tsubo2 published transactions›2Tokiwa湖西市 · 2025¥0.3M / tsubo2 published transactions›3Ekiminami湖西市 · 2025¥0.3M / tsubo10 published transactions›4Minamidai湖西市 · 2025¥0.3M / tsubo1 published transactions›5Umeda湖西市 · 2025¥0.2M / tsubo2 published transactions›6Shinjohara-Higashi湖西市 · 2025¥0.2M / tsubo1 published transactions›7Washizu湖西市 · 2025¥0.2M / tsubo15 published transactions›8Okasaki湖西市 · 2025¥0.2M / tsubo2 published transactions›9Araicho-Nakanogo湖西市 · 2025¥0.2M / tsubo3 published transactions›10Komi湖西市 · 2025¥0.2M / tsubo1 published transactions›11Boze湖西市 · 2022¥0.1M / tsubo2 published transactions›12Kibi湖西市 · 2024¥0.1M / tsubo2 published transactions›13Shirasuka湖西市 · 2025¥0.1M / tsubo3 published transactions›14Araicho-Uchiyama湖西市 · 2025¥0.1M / tsubo2 published transactions›15Sakaijuku湖西市 · 2024¥0.1M / tsubo1 published transactions›16Araicho-Hamana湖西市 · 2025¥0.1M / tsubo3 published transactions›17Ota湖西市 · 2024¥0.1M / tsubo1 published transactions›18Iride湖西市 · 2023¥0.1M / tsubo1 published transactions›19Shinjo湖西市 · 2024¥0.1M / tsubo5 published transactions›20Araicho-Arai湖西市 · 2025¥0M / tsubo7 published transactions›
Each row shows the actual aggregation period and the sample counts at both ends of the change comparison. A change is marked indicative when either endpoint has fewer than three transactions.
Land prices by lot size and zoning (2021–2025)
By zoning
| Category | Samples (5 years) | Median / tsubo |
|---|---|---|
| Quasi-residential zone | 1 | ¥0.3M / tsubo |
| Neighborhood commercial zone | 12 | ¥0.1M / tsubo |
| Commercial zone | 5 | ¥0.1M / tsubo |
| Quasi-industrial zone | 7 | ¥0.2M / tsubo |
| Industrial zone | 12 | ¥0.1M / tsubo |
| Urbanization control area | 68 | ¥0.1M / tsubo |
| Category I residential zone | 72 | ¥0.1M / tsubo |
| Category I exclusively low-rise residential zone | 38 | ¥0.2M / tsubo |
| Category II residential zone | 22 | ¥0.2M / tsubo |
| Category I mid/high-rise residential zone | 14 | ¥0.1M / tsubo |
| Category II mid/high-rise residential zone | 5 | ¥0.1M / tsubo |
| Category II exclusively low-rise residential zone | 4 | ¥0.2M / tsubo |
Breakdowns use all 260 transactions published over five years. Zoning is the value recorded for each transaction.
Published land transaction examples (2025)
| Date | Neighborhood | Area | Price | Price / tsubo | Zoning |
|---|---|---|---|---|---|
| 2025-10 | 駅南 | 600.0 m² | ¥46M | ¥0.3M / tsubo | Category I residential zone |
| 2025-10 | 鷲津 | 520.0 m² | ¥39M | ¥0.3M / tsubo | Quasi-industrial zone |
| 2025-10 | 新所原東 | 620.0 m² | ¥37M | ¥0.2M / tsubo | Category I residential zone |
| 2025-10 | 駅南 | 360.0 m² | ¥32M | ¥0.3M / tsubo | Category I exclusively low-rise residential zone |
| 2025-10 | 鷲津 | 200.0 m² | ¥24M | ¥0.4M / tsubo | Neighborhood commercial zone |
| 2025-10 | 岡崎 | 330.0 m² | ¥19M | ¥0.2M / tsubo | Category I residential zone |
| 2025-10 | 駅南 | 220.0 m² | ¥19M | ¥0.3M / tsubo | Category I residential zone |
| 2025-10 | 南台 | 230.0 m² | ¥18M | ¥0.3M / tsubo | Category I exclusively low-rise residential zone |
| 2025-10 | 岡崎 | 210.0 m² | ¥17M | ¥0.3M / tsubo | Urbanization control area |
| 2025-10 | 駅南 | 175.0 m² | ¥16M | ¥0.3M / tsubo | Category I exclusively low-rise residential zone |
| 2025-10 | 新居町中之郷 | 190.0 m² | ¥14M | ¥0.2M / tsubo | Category I mid/high-rise residential zone |
| 2025-10 | 白須賀 | 195.0 m² | ¥5M | ¥0.1M / tsubo | Urbanization control area |
| 2025-10 | 新居町新居 | 150.0 m² | ¥1.8M | ¥0M / tsubo | Neighborhood commercial zone |
| 2025-10 | 新居町新居 | 80.0 m² | ¥0.9M | ¥0M / tsubo | Category I residential zone |
| 2025-10 | 新居町新居 | 135.0 m² | ¥0.1M | ¥0M / tsubo | Category I residential zone |
| 2025-07 | 白須賀 | 9999.0 m² | ¥98M | ¥0.2M / tsubo | Urbanization control area |
| 2025-07 | ときわ | 700.0 m² | ¥66M | ¥0.3M / tsubo | Category I residential zone |
| 2025-07 | 鷲津 | 1000.0 m² | ¥60M | ¥0.2M / tsubo | Category II exclusively low-rise residential zone |
| 2025-07 | 白須賀 | 9999.0 m² | ¥26M | ¥0M / tsubo | Urbanization control area |
| 2025-07 | 駅南 | 230.0 m² | ¥20M | ¥0.3M / tsubo | Category I residential zone |
Showing up to 20 of 52 records, newest first.