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Aki, Japan

Kochi · Japan

Aki is a small city in Kochi, Japan with a population of 16,370. Elevation: 43 ft (13 m). Average temperature: 60°F (16°C).

Data updated June 2026

4.1 /5.0
A Great
16,370 Population 134/sq mi density
43 ft Elevation 13 meters
60°F Avg Temperature 16°C
85.3 in Annual Rain
Asia / Tokyo Timezone
$26,800 Median Income
A
Overall
4.1 / 5.0
Great overall score based on economy, affordability, safety and education
B
Economy
3.1 / 5.0
$26,800 median income, 2.5% unemployment
A+
Affordability
5.0 / 5.0
$64,000 home value, $320/mo rent

Discover Aki, Japan

Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
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Full City Profile

About Aki

Aki

Aki is a city located in Kōchi Prefecture, Japan. As of 31 July 2022, the city had an estimated population of 16,370 in 8076 households and a population density of 52 persons per km2. The total area of the city is 317.21 square kilometres (122.48 sq mi).

People

Population16,370
Median Age51.8 yrs
Density134/mi²

Economy

B
Median Income$26,800
Unemployment2.5%

Housing

A+
Home Value$64,000
Rent$320
Housing Units6,548

Climate

Avg Temp60°F (16°C)
Rain85.3 in/yr
Sunny Days182/yr
Elevation43 ft (13 m)
Population16,370
Population Density134 / sq mi
Elevation43 ft (13 m)
Coordinates33.5000°, 133.9000°
TimezoneAsia/Tokyo
Country🇯🇵 Japan
State / ProvinceKochi
Average Temperature60°F (16°C)
January Average41°F (5°C)
July Average77°F (25°C)
Annual Precipitation85.3 inches (2,166 mm)
Annual Snowfall0.0 inches (0 cm)
Median Household Income$26,800
Median Age51.8 years

About Aki

Aki is a small city in Japan (Kochi) with a population of 16,370. The city sits at an elevation of 43 feet (13 meters) above sea level. The average annual temperature is 60°F (16°C). Temperatures range from 41°F in January to 77°F in July. Annual precipitation averages 85.3 inches. The timezone is Asia/Tokyo.

Aki has a population of 16,370 with a density of 134 people per square mile, spread across 122.5 square miles. The median age is 51.8 years, 33% older than the national median of 38.9.

Population

16,370
Total Population
134
People / sq mi
51.8yrs
Median Age
33% above Japan avg
122.5mi²
Land Area

Language Spoken at Home

Other Languages 100.0%

Social Characteristics

Aki vs Japan Average

The median household income in Aki is $26,800, which is 64% below the national average of $75,149. The unemployment rate is 2.5% (below the 3.6% US average). The area has 524 business establishments.

Income: Aki vs Japan

Commute Mode

Income

Median HH Income$26,800
64% below Japan avg

Employment & Poverty

Unemployment2.5%
31% below Japan avg
Establishments (County)524

Business (County)

Tax & Cost of Living

Commute & Transportation

Walkability

The median home value in Aki is $64,000, 77% below the national median of $281,900. Monthly rent averages $320 (72% below the national average of $1,163). There are 6,548 total housing units in the city. The home price-to-income ratio is 2.4x, well within the affordable range.

Home Value Sources

Ownership Split

Home Values

Census Median$64,000
77% below Japan avg

Real Estate Market (Redfin)

Rental Costs

Census Median Rent$320
72% below Japan avg

Ownership & Property

Housing Units6,548

Property Tax

Climate in Aki

Aki has an average annual temperature of 17.5°C (64°F). The hottest month is Aug (28.2°C), the coldest is Jan (7°C). Average annual precipitation is 2656 mm.

Month Avg °C / °F Min / Max °C Rain (mm)
Jan 7°C / 45°F 2° / 12.1° 53.4
Feb 8.2°C / 47°F 3.2° / 13.1° 111.3
Mar 11.4°C / 53°F 6.5° / 16.2° 173.0
Apr 15.6°C / 60°F 10.6° / 20.6° 241.6
May 20°C / 68°F 15.2° / 24.7° 268.3
Jun 23.4°C / 74°F 19.7° / 27° 379.4
Jul 27.2°C / 81°F 23.7° / 30.8° 354.9
Aug 28.2°C / 83°F 24.5° / 32° 272.5
Sep 25.4°C / 78°F 21.2° / 29.5° 383.9
Oct 20.2°C / 68°F 15.5° / 24.9° 216.0
Nov 14.6°C / 58°F 9.6° / 19.5° 124.2
Dec 9.3°C / 49°F 4.2° / 14.4° 77.6
Aki enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 41°F in January while summers reach 77°F in July. The area gets 182 sunny days per year. Annual precipitation totals 85.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 43 feet, near sea level.

Temperature

41°F Jan (5°C) 77°F Jul (25°C)
Annual Average60.1°F
11% above Japan avg
January Average41°F (5°C)
July Average77°F (25°C)
Sunny Days182 days/yr

Geography

Elevation43 ft (13 m)
Area122.5 sq mi (317.4 km²)
Population Density134/sq mi
Coordinates33.5000°N, 133.9000°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 85.3"
124% above Japan avg
Snowfall 0.0"
Wettest Month (Jun) 13.07"
Driest Month (Dec) 2.24"

Air Quality

Earthquake History

148 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.8. Most recent: M4.5 on Aug 24, 2024.

Mar 24, 2001 16 km SSW of Kure, Japan M6.8 143 km
Apr 17, 2024 18 km W of Uwajima, Japan M6.3 145 km
Apr 12, 2013 6 km WNW of Sumoto, Japan M5.8 129 km
Mar 25, 2001 22 km WNW of H?j?, Japan M5.2 138 km
Mar 13, 2019 22 km ESE of Anan, Japan M5.2 95 km
Apr 14, 2000 10 km SSW of Tanabe, Japan M5.1 132 km
Oct 20, 1991 45 km SSW of Tanabe, Japan M5.1 126 km
Apr 26, 2007 15 km ESE of Niihama, Japan M5.1 61 km
Jul 5, 2011 12 km NNW of Gob?, Japan M5.0 126 km
Jan 16, 1995 20 km SW of Akashi, Japan M5.0 145 km
Aug 14, 1993 19 km SW of ?zu, Japan M5.0 139 km
Jan 3, 1991 22 km W of ?zu, Japan M5.0 148 km
Aug 30, 1993 16 km WSW of ?zu, Japan M4.9 140 km
Jun 18, 2021 1 km ENE of ?zu, Japan M4.9 124 km
Feb 26, 2024 18 km N of Yawatahama, Japan M4.9 139 km
Aug 22, 1994 39 km S of Anan, Japan M4.9 65 km
Feb 21, 2011 12 km NNW of Tanabe, Japan M4.9 137 km
Mar 11, 2019 6 km SE of Kihoku-ch?, Japan M4.9 114 km
Jun 16, 2022 5 km S of Komatsushimach?, Japan M4.9 80 km
Mar 31, 1997 22 km WNW of Uwajima, Japan M4.8 146 km
Source: USGS (M2.5+, 1990-2025)

Hurricane History

54 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Lan (2023).

Year Name Category Closest
2023 Lan Category 2 168 km
2019 Francisco Category 1 266 km
2018 Jebi Category 3 43 km
2018 Trami Category 1 57 km
2018 Cimaron Category 1 69 km
2017 Lan Category 3 273 km
2017 Noru Category 1 33 km
2016 Malakas Category 1 86 km
2015 Nangka Category 1 67 km
2014 Phanfone Category 2 149 km
2014 Halong Category 1 79 km
2012 Jelawat Category 1 137 km
2011 Roke Category 4 179 km
2011 Ma-on Category 1 36 km
2009 Melor Category 1 182 km
2008 Sinlaku Category 1 113 km
2007 Usagi Category 3 230 km
2007 Man-yi Category 1 136 km
2005 Nabi Category 1 298 km
2004 Ma-on Category 4 295 km
Source: NOAA IBTrACS (Cat 1+, 1980-2026)

Tsunami History

10 tsunamis recorded within 500 km. Highest wave on record: 28.0 m (92 ft).

Year Location Cause Max Wave Deaths Distance
1854 NANKAIDO Earthquake 28.0 m 3,000 112 km
1707 NANKAIDO Earthquake 25.7 m 5,000 90 km
1605 NANKAIDO Earthquake 10.0 m 5,000 108 km
684 NANKAIDO Earthquake 3.0 m - 112 km
1711 SEIONAIKAI, JAPAN Earthquake 2.0 m 1,000 89 km
1808 E. AWA, TOKUSHIMA PREFECTURE Earthquake 1.5 m - 94 km
1498 NANKAIDO Earthquake - - 121 km
1361 NANKAIDO Earthquake - 660 116 km
1331 OFF TANABE, WAKAYAMA PREFECTURE Earthquake - - 122 km
887 NANKAIDO Earthquake - - 142 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 41°F (5°C) 2.4 in Coldest
February 43°F (6°C) 3.5 in
March 49°F (9°C) 5.3 in
April 58°F (14°C) 8.7 in
May 65°F (18°C) 9.7 in
June 71°F (21°C) 13.1 in Wettest
July 77°F (25°C) 10.5 in
August 79°F (26°C) 6.5 in Warmest
September 74°F (23°C) 11.8 in
October 65°F (18°C) 6.9 in
November 55°F (13°C) 4.6 in
December 46°F (8°C) 2.2 in Driest

Aki has a seasonal temperature swing of 38°F / from 41°F in January to 79°F in August. Total annual precipitation is 85.3 inches, with June being the wettest month (13.1") and December the driest (2.2").

View full weather details →

Schools in Aki

13 public schools (NCES 2022-23 data).

School Level Enrollment Teachers Student/Teacher
市立井ノ口小学校 - - - -
市立川北小学校奈比賀分校 - - - -
市立東川小学校 - - - -
市立清水ヶ丘中学校 - - - -
県立安芸高等学校 - - - -
県立安芸中学校 - - - -
市立穴内小学校 - - - -
県立安芸桜ケ丘高等学校 - - - -
市立土居小学校 - - - -
市立安芸第一小学校 - - - -
市立安芸中学校 - - - -
市立川北小学校 - - - -
市立伊尾木小学校 - - - -
View full schools details →

Radio Stations near Aki

0 stations within ~55 km.

Station Genre Quality

Museums in Aki

NameTypeAddressPhoneAnnual Revenue
Regional Museum
Yanase Takashi Memorial Hall & Anpanman Museum
マルモッタンモネの庭
モネの庭
中岡慎太郎館
安芸市立書道美術館
安芸市立歴史民俗資料館
弁天座
香南市立赤岡町絵金蔵
香美市立やなせたかし記念館・詩とメルヘン絵本館
香美市立吉井勇記念館
香美市立美術館
龍河洞博物館

Libraries in Aki

NameAddressStaffAnnual VisitsCirculationCollectionPrograms
Library0.0
アンパンマン図書館0.0
安芸市民図書館0.0
田野町立図書館0.0
芸西村立図書館0.0
香南市立図書館0.0
香我美町立図書館0.0
香美市立図書館0.0

Hotels in Aki

2 hotels within city radius - OpenStreetMap data

HOTEL TAMAI
Seigetsu Ryokan

Restaurants in Aki

4 restaurants within city radius - OpenStreetMap data

Doikachu samurai houses
はっしゃん
百人一酒
鑫源

Theatres in Aki

1 theatres within city radius - OpenStreetMap data

安芸市民会館

Castles in Aki

1 castles within city radius - OpenStreetMap data

Aki Castle

Train Stations in Aki

5 train stations within city radius - OpenStreetMap data

Aki
Aki General Hospital
Ananai
Ioki
Kyūjōmae

Bus Stations in Aki

1 bus stations within city radius - OpenStreetMap data

安芸駅

Gas Stations in Aki

5 gas stations within city radius - OpenStreetMap data

apollostation
JA-SS
JP #304642101
JP #304642168
JP #304660895

Banks in Aki

2 banks within city radius - OpenStreetMap data

JA土佐あき
四国銀行

Shopping Malls in Aki

1 shopping malls within city radius - OpenStreetMap data

すまいるあき

Stadiums & Teams in Aki

TeamLeagueDivision

Ski Resorts Near Aki

1 ski resorts within range.

Resort Slopes (km) Lifts Peak (m) Price Season Night Park
Ikawa Ski Resort 0.0 - - $0 - - -

Airports Near Aki

3 airports within the area.

AirportIATAType
Kochi Ryoma AirportKCZLarge Airport
Takamatsu AirportTAKLarge Airport
Tokushima Awaodori Airport / JMSDF Tokushima Air BaseTKSLarge Airport

Post Offices in Aki

12 post offices.

Post OfficeAddress
Aki Ananai Post Office
Aki Doi Post Office
Aki Hommachi Post Office
Aki Ioki Post Office
Aki Nabika Summary Post Office
Aki Post Office
Higashihama Summary Post Office
Inokuchi Post Office
Kawakita Summary Post Office
Nyugauchi Post Office
Oi Summary Post Office
黒鳥簡易郵便局

Churches & Religious Organizations in Aki

2 religious organizations (IRS tax-exempt data).

NameAddress
Nishi Hachimangū Shrine
藤崎神社

Quick Facts

Timezone
Asia/Tokyo

🇯🇵 About Japan

Capital Tokyo
Population 126,529,100
Area 377,835 km²
GDP (USD) $4,213,167,237,906
GDP per capita $33,836
HDI 0.925
Life expectancy 84.0 years
Internet users 87.0%
Urban population 92.1%
Currency JPY (Yen)
Languages Japanese
Calling code +81
TLD .jp
Driving side left

Public Holidays in Japan

16 public holidays this year

Date Holiday Local Name
Jan 1 New Year's Day 元日
Jan 12 Coming of Age Day 成人の日
Feb 11 Foundation Day 建国記念の日
Feb 23 The Emperor's Birthday 天皇誕生日
Mar 20 Vernal Equinox Day 春分の日
Apr 29 Shōwa Day 昭和の日
May 4 Greenery Day みどりの日
May 5 Children's Day こどもの日
May 6 Constitution Memorial Day 憲法記念日
Jul 20 Marine Day 海の日
Aug 11 Mountain Day 山の日
Sep 21 Respect for the Aged Day 敬老の日
Sep 23 Autumnal Equinox Day 秋分の日
Oct 12 Sports Day スポーツの日
Nov 3 Culture Day 文化の日
Nov 23 Labour Thanksgiving Day 勤労感謝の日

Download Full City Report

Get a comprehensive, print-ready PDF with all data for Aki.

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Frequently Asked Questions About Aki

What is the population of Aki?

Aki has a population of 16,370 residents and is located in Japan. The population density is 134 people per square mile, spread across 122.5 square miles. The median age of residents is 51.8 years, which is older than the national median of 38.9 years.

Is Aki expensive to live in?

The median household income is $26,800, 64% below the national average of $75,149. The median home value is $64,000 (77% below the U.S. median). Renters pay a median of $320 per month, below the national average of $1,163. The home price-to-income ratio is 2.4x, indicating housing is reasonably affordable relative to local income levels.

What is the weather like in Aki?

Aki enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winter temperatures average 41°F in January, while summers reach an average of 77°F in July. The area receives 182 sunny days per year. Annual rainfall totals 85.3 inches.

How is the job market in Aki?

The job market in Aki is very strong, with unemployment at just 2.5% / well below the national rate of 3.6%. There are 524 business establishments in the area.

How much does housing cost in Aki?

The median home value in Aki is $64,000. For renters, the median monthly rent is $320.

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