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Where is Sasebo, Japan?

Written and Fact-checked by | Updated On: March 29, 2026 12:15 ET

Sasebo is a city in southwestern Japan, located in Nagasaki Prefecture in the Kyushu region on the northwestern coast of Kyushu. It lies north of Nagasaki and west of Saga, with Hirado situated to the north across the sea.

Location Map of Sasebo, Japan

About Map: The map showing location of Sasebo in Japan.

Where is Sasebo Located?

Sasebo is a city in southwestern Japan, located in Nagasaki Prefecture in the Kyushu region on the northwestern coast of Kyushu. It lies north of Nagasaki and west of Saga, with Hirado situated to the north across the sea.

The city covers an area of 426.06 sq km (164.50 sq mi) and had a population of approximately 245,000 as of the 2020 census.

Sasebo is known for its naval base and coastal scenery, with attractions such as Huis Ten Bosch, Kujukushima Islands, Saikai National Park, Sasebo Harbor, Tenkaiho Observatory, and Ishidake Observatory.

Sasebo, Japan Facts

CategoryDetails
City NameSasebo
CountryJapan
PrefectureNagasaki Prefecture
RegionKyūshū (Southwestern Japan)
EstablishedApril 1, 1902
PopulationApprox. 240,000 (latest estimate)
Total Area426.06 sq km (164.50 sq mi)
Population DensityAbout 560 people per sq km
Coordinates33.1799° N, 129.7150° E
Time ZoneJapan Standard Time (JST, UTC+9)
Postal Codes857-xxxx
Area Code+81 956
Major WaterwaysCoastline along Sasebo Bay and Kujukushima Islands
TransportationJR Sasebo Line, road networks; nearby Nagasaki Airport
Famous ForKujukushima Islands, naval base, and scenic coastal views
Top AttractionsHuis Ten Bosch, Kujukushima Pearl Sea Resort, Tenkaiho Observatory, Sasebo Harbor
Official Websitehttps://www.city.sasebo.lg.jp

Distance from Sasebo to Major Cities in Japan

  • Sasebo to Nagasaki – 50 km (31 miles)
  • Sasebo to Fukuoka – 120 km (75 miles)
  • Sasebo to Kumamoto – 180 km (112 miles)
  • Sasebo to Oita – 240 km (149 miles)
  • Sasebo to Kagoshima – 350 km (217 miles)
  • Sasebo to Hiroshima – 450 km (280 miles)
  • Sasebo to Okayama – 620 km (385 miles)
  • Sasebo to Kobe – 710 km (441 miles)
  • Sasebo to Osaka – 730 km (454 miles)
  • Sasebo to Kyoto – 770 km (478 miles)
  • Sasebo to Nagoya – 950 km (590 miles)
  • Sasebo to Shizuoka – 1,100 km (684 miles)
  • Sasebo to Tokyo – 1,250 km (777 miles)
  • Sasebo to Yokohama – 1,270 km (789 miles)
  • Sasebo to Niigata – 1,350 km (839 miles)
  • Sasebo to Nagano – 1,200 km (746 miles)
  • Sasebo to Sendai – 1,450 km (901 miles)
  • Sasebo to Sapporo – 1,850 km (1,150 miles)
  • Sasebo to Aomori – 1,700 km (1,056 miles)
  • Sasebo to Hakodate – 1,600 km (994 miles)