海保（市原市）
Data last updated: November 2026 (Land Price Publication 2026, Prefectural Survey 2026, transactions through Q2 2026)
| Area | Avg. residential | ≈ USD/sq ft | Kaiho, Ichihara City is | 1 year | 5 years | Condos per m² | Index |
|---|---|---|---|---|---|---|---|
| Kaiho, Ichihara City | — | — | — | — | — | — | |
| Ichihara City | ¥55K/m² | $32/sq ft | +3.9% | +15.4% | ¥217K/m² | 79 | |
| Chiba | ¥118K/m² | $69/sq ft | +4.2% | +18.1% | ¥320K/m² | 88 | |
| Japan | ¥120K/m² | $70/sq ft | +2.1% | +8.0% | ¥493K/m² | — |
Sales in the loaded period: Land 4 · Land & building 3 · Farmland 2 · Forest 2
| District | Period | Type | Price | Area | Built | Per m² |
|---|---|---|---|---|---|---|
| Kaiho | Q1 2026 | Land | ¥5.4M | 720 m² | — | ¥7,500/m² |
| Kaiho | Q1 2026 | Land | ¥800K | 130 m² | — | ¥6,100/m² |
| Kaiho | Q4 2025 | Land | ¥100K | 540 m² | — | ¥190/m² |
| Kaiho | Q3 2025 | Land | ¥1.0M | 9,999 m² | — | ¥310/m² |
| Kaiho | Q2 2025 | Farmland | ¥3.3M | 4,100 m² | — | — |
| Kaiho | Q1 2025 | Farmland | ¥2.4M | 1,400 m² | — | — |
| Kaiho | Q4 2024 | Forest | ¥2.5M | 8,888 m² | — | — |
| Kaiho | Q4 2024 | Forest | ¥1.5M | 8,888 m² | — | — |
| Kaiho | Q4 2024 | Land & building | ¥2.3M | 360 m² | 1997 | — |
| Kaiho | Q2 2024 | Land & building | ¥4.5M | 330 m² | 1984 | — |
| Kaiho | Q4 2023 | Land & building | ¥600K | 165 m² | 1974 | — |
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 ¥157.9 = $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.