古海（信濃町）
Data last updated: November 2026 (Land Price Publication 2026, Prefectural Survey 2026, transactions through Q2 2026)
Tap anywhere on the map to get an estimate for that spot. Map: GSI Tiles.
| Area | Avg. residential | ≈ USD/sq ft | Oaza Furumi, Shinano Town is | 1 year | 5 years | Condos per m² | Index |
|---|---|---|---|---|---|---|---|
| Oaza Furumi, Shinano Town | — | — | — | — | — | — | |
| Shinano Town | ¥8,668/m² | $5/sq ft | −1.4% | −10.1% | — | 18 | |
| Nagano | ¥31K/m² | $18/sq ft | +0.9% | +0.4% | ¥386K/m² | 51 | |
| Japan | ¥120K/m² | $70/sq ft | +2.1% | +8.0% | ¥493K/m² | — |
Sales in the loaded period: Forest 9 · Land 5 · Land & building 4 · Pre-owned condo 3
| District | Period | Type | Price | Area | Built | Per m² |
|---|---|---|---|---|---|---|
| Oaza Furumi | Q2 2026 | Land & building | ¥3.3M | 500 m² | 1974 | — |
| Oaza Furumi | Q1 2026 | Land | ¥9.0M | 1,000 m² | — | ¥9,000/m² |
| Oaza Furumi | Q4 2025 | Pre-owned condo (contract) | ¥2.5M | 25 m² | 1992 | ¥100K/m² |
| Oaza Furumi | Q4 2025 | Pre-owned condo (contract) | ¥5.0M | 25 m² | 1992 | ¥200K/m² |
| Oaza Furumi | Q4 2025 | Land | ¥9.0M | 1,000 m² | — | ¥8,900/m² |
| Oaza Furumi | Q2 2025 | Land | ¥4.5M | 1,000 m² | — | ¥4,300/m² |
| Oaza Furumi | Q1 2025 | Land & building | ¥16.0M | 1,100 m² | 1996 | — |
| Oaza Furumi | Q4 2024 | Forest | ¥560K | 1,100 m² | — | — |
| Oaza Furumi | Q4 2024 | Forest | ¥450K | 870 m² | — | — |
| Oaza Furumi | Q4 2024 | Forest | ¥390K | 740 m² | — | — |
| Oaza Furumi | Q4 2024 | Forest | ¥220K | 390 m² | — | — |
| Oaza Furumi | Q4 2024 | Forest | ¥110K | 110 m² | — | — |
| Oaza Furumi | Q4 2024 | Forest | ¥250K | 470 m² | — | — |
| Oaza Furumi | Q4 2024 | Forest | ¥270K | 530 m² | — | — |
| Oaza Furumi | Q4 2024 | Forest | ¥130K | 220 m² | — | — |
| Oaza Furumi | Q4 2024 | Forest | ¥55K | 105 m² | — | — |
| Oaza Furumi | Q4 2024 | Land | ¥8.3M | 1,400 m² | — | ¥6,100/m² |
| Oaza Furumi | Q2 2024 | Land | ¥3.5M | 9,999 m² | — | ¥810/m² |
| Oaza Furumi | Q2 2024 | Land & building | ¥13.0M | 1,400 m² | — | — |
| Oaza Furumi | Q1 2024 | Land & building | ¥2.0M | 1,000 m² | 1998 | — |
Land prices are official survey prices (Land Price Publication as of January 1, Prefectural Land Price Survey as of July 1); transactions are MLIT transaction and contract prices. Averages, changes, forecasts and the index are calculated by Fudosan Zukan. All prices in Japanese yen; dollar figures (≈) at ¥158.25 = $1 are for reference. Estimated prices and forecasts on this site are for reference only and do not guarantee actual sale prices or appraisal values. The estimate is not a licensed real estate appraisal; it is an "AI-estimated price" calculated from public land price and transaction statistics. Forecasts are projections, not guarantees.