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Umaji
City in Kōchi, Japan
Overview
Umaji is a tiny village in Kōchi Prefecture, famed for its yuzu citrus, lush forests, and slow pace of life. Its population of just over 700 offers visitors an authentic glimpse into rural Japan, surrounded by mountains and rivers. The village is a hidden haven for nature enthusiasts and those seeking peace and traditional hospitality.
Geographic Context
Jurisdiction
Japan
Prefecture
Kōchi
Population
709
Time Zone
Asia/Tokyo
Coordinates
33.56°, 134.05°
Key Metrics
Safety Score · estimate
95
Female Safety
90
LGBTQ+ Safety
40
Traffic Safety
90
Food Safety
100
Monthly Cost · estimate
$1,035
Local Cost
$525
Local Income
$1,300
Cashless
30
English
20
Temperature
16.0°C
Summer Avg
24.5°C
Winter Avg
6.9°C
Record High
33.5°C
Record Low
-3.5°C
Humidity
79%
Precipitation
2189 mm
City Vibrancy
—
Coworking
0
Cafes
0
Nightlife
0
Parks
0
Transport
0
Walk Score
0
Footways
—
Airport
KCZ
Distance
35 km
Explore
Data sources
Source-backed data
World Air Quality Index - Latest available city-level air quality station measurement. Record updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Record updated 2025-12-08.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Record updated 2025-12-06.
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-23.
Oyster List city price estimates - Price origins are unverified. Available generation methods include AI estimates; stored records do not identify a survey, observation period, or model for each price. Record updated 2026-01-14.
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores include model-assisted estimates. Stored records do not identify supporting observations for each score. Model-reported confidence: 40/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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