Saga Prefecture

Kyushu & Okinawa region · Prefecture

Saga Prefecture is the birthplace of Japanese porcelain, and Arita ware, Imari ware and Karatsu ware are ceramics known around the world. Nori seaweed farming is active in the Ariake Sea, and Yobuko squid and Saga beef are also excellent. The Yoshinogari site from the Yayoi period is also worth seeing.

Arita ware
Nori seaweed from the Ariake Sea
Yoshinogari site
Ureshino tea and Ureshino Onsen

Key facts

Prefectural capital: Saga City
Municipalities: 20 (10 cities, 10 towns)
Population: 780,675 41st in Japan2025 Census
5-year change: −3.8% 30th in Japanfrom 811,442 in 2020
Area: 2,441 km² 42nd in Japan
Population density: 320 people/km² 16th in Japan

Source: Statistics Bureau of Japan, 2025 Population Census (population, area and density); area from the Geospatial Information Authority of Japan (GSI), Area Statistics of Prefectures and Municipalities (2025). National ranks are among the 47 prefectures, ordered by this site from these values.

Places to know

Arita Town The home of Arita ware, with a history of more than 400 years.
Karatsu City Yobuko squid and the Karatsu Kunchi festival.
Saga City The Balloon Fiesta, where hot-air balloons fly.

Current warnings, advisories and earthquakes

Places to visit in Saga Prefecture

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Museums and art museums9

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Roadside stations (Michi-no-Eki)11

Chosen automatically, most popular first, from landmarks and cultural properties registered in Wikidata (we have not checked whether each is open). Names and descriptions: Wikidata (CC0); photos: Wikimedia Commons (photographer and license under each photo).

Municipalities in Saga Prefecture (20)

Municipality	Population	5-year change	Area
Saga City	227,580	−2.5%	432 km²
Karatsu City	110,110	−6.2%	488 km²
Tosu City	74,435	+0.3%	71.72 km²
Taku City	16,799	−8.2%	96.56 km²
Imari City	49,687	−5.6%	255 km²
Takeo City	45,658	−4.7%	195 km²
Kashima City	26,126	−6.3%	112 km²
Ogi City	43,073	−2.0%	95.81 km²
Ureshino City	24,308	−6.0%	126 km²
Kanzaki City	29,459	−5.0%	125 km²
Yoshinogari Town	16,265	−0.4%	43.99 km²
Kiyama Town	17,263	+0.1%	22.15 km²
Kamimine Town	9,438	+1.6%	12.80 km²
Miyaki Town	25,480	−0.1%	51.92 km²
Genkai Town	4,642	−17.2%	35.92 km²
Arita Town	17,713	−6.8%	65.85 km²
Omachi Town	5,736	−8.9%	11.50 km²
Kohoku Town	9,506	−0.6%	24.88 km²
Shiroishi Town	20,255	−8.1%	99.56 km²
Tara Town	7,142	−12.1%	74.30 km²

Source: Statistics Bureau of Japan, 2025 Population Census (population in 2025; change compared with 2020). Area: GSI (2025). Designated cities are shown as one city (wards combined). "Temperature now" is the latest JMA AMeDAS observation (preliminary) at the nearest station in the same prefecture, loaded and shown unchanged when you open the page.

Figures come from official Japanese statistics (such as the 2025 Census by the Statistics Bureau of Japan), with the source and year shown next to each one. Photos are freely licensed images from Wikimedia Commons; the photographer and license are shown under each photo.

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