What is the population of Kainan, Wakayama?

Kainan has a population of approximately 48,369 according to the latest available open data.

Where is Kainan, Wakayama located?

Kainan is located in Wakayama, Japan, at approximate coordinates 34.1549°, 135.2093°.

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Kainan

Wakayamacity

Featured view

Kainan

Total population

48,369

Air quality index

35Good

Coordinates34.15°, 135.21°

Demographic figures from Statistics Bureau of Japan. Overview below cites Wikipedia and may reference a different year.

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City facts

Overview

Kainan is a city located in Wakayama Prefecture, Japan. As of 31 October 2021, the city had an estimated population of 48,811 in 22129 households and a population density of 110 persons per km². The total area of the city is 101.06 square kilometres (39.02 sq mi)

History & geography

Geography

Latitude

34.1549

Longitude

135.2093

Water area

—

View on OpenStreetMap

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Climate

Air quality

US AQI — Good

PM2.5 (µg/m³)

8.2

PM10 (µg/m³)

11.8

Ozone (µg/m³)

110

NO₂ (µg/m³)

Current readings from Open-Meteo Air Quality API (Copernicus CAMS European reanalysis).

Walkability

Amenities nearby

Wildlife & biodiversity

Observations (last 5 yrs, 10 mi)

3,632

Distinct species (top 10)

Most-observed species

Black Kite
Milvus migrans (Boddaert, 1783) · Aves
85
Large-billed Crow
Corvus macrorhynchos Wagler, 1827 · Aves
79
White Wagtail
Motacilla alba Linnaeus, 1758 · Aves
72
Brown-eared Bulbul
Hypsipetes amaurotis (Temminck, 1830) · Aves
65
Gray/Purple Heron
Ardea cinerea Linnaeus, 1758 · Aves
61
Eurasian Tree Sparrow
Passer montanus (Linnaeus, 1758) · Aves
58
Japanese White-eye
Zosterops japonicus Temminck & Schlegel, 1845 · Aves
57
Eastern Spot-billed Duck
Anas zonorhyncha Swinhoe, 1866 · Aves
50

Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).

Earthquake history

Quakes ≥ 2.5 (25 yrs, 62 mi)

150

Largest magnitude

5.8

Largest event

2013-04-12

Most recent

M 5.7 — 2026-05-02
12 km SSW of Kōya, Japan
M 4.2 — 2026-03-25
9 km NE of Akashi, Japan
M 4.2 — 2025-03-06
29 km WNW of Shingū, Japan
M 4.4 — 2024-12-15
9 km ESE of Yuasa, Japan
M 4.4 — 2024-10-17
9 km W of Kameoka, Japan
M 4.4 — 2024-02-14
0 km SSE of Kameoka, Japan

Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).

Photos

Sights & places nearby

Notable people from here

Geography & sun

Nearby airports

Public attention

Books about this place

Recent natural events nearby

Ground air-quality sensors

Recently spotted species

Events

Gallery

Geotagged photos within ~6 miles of Kainan, from Wikimedia Commons contributors.

Photos via Wikimedia Commons — see each image page for license & attribution.

Official Identifiers

e-Stat — Statistics Bureau of Japan

JIS code: 302023
Population (Wikidata): 47,697
Wikidata: Q841309

JIS X 0402 dantai codes via Wikidata P429

Sources

• Wikipedia
• Wikimedia Commons
• Open-Meteo Air Quality (CAMS)
• USGS Earthquake Catalog (global feed)
• GBIF (Global Biodiversity Information Facility)
• e-Stat / Statistics Bureau of Japan — JIS X 0402 dantai code via Wikidata P429 (prefecture, municipality)
• e-Stat — Statistics Bureau of Japan — JIS X 0402 dantai codes via Wikidata P429