Map of Unzen, Japan

Unzen is a city in Nagasaki, Japan, with a population of about 41,096. It lies at 32.7711°N, 130.2484°E. Unzen is about 926 km (576 mi) west of Tokyo, the capital. The nearest city on our map is Minamishimabara, 11 km to the south.

Unzen at a glance

Where is Unzen?

• The 8th largest city in Nagasaki on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 59 min on the shortest day to 14 h 19 min on the longest day (around 21 December and 21 June).

Cities near Unzen

• Minamishimabara — 11 km south
• Shimabara — 11 km east
• Isahaya — 21 km west
• Arao — 30 km northeast
• Ōmura — 32 km northwest
• Nagasaki — 34 km west
• Obita — 34 km west
• Ōmuta — 35 km northeast
• Amakusa — 35 km south
• Hondomachi-hondo — 35 km south

Largest cities in Nagasaki

• Nagasaki — 409,118
• Sasebo — 243,223
• Isahaya — 135,546
• Ōmura — 95,397
• Obita — 45,293
• Shimabara — 43,338
• Minamishimabara — 42,330
• Gotō — 34,391

Largest cities in Japan

• Tokyo — 9,733,276
• Yokohama — 3,777,491
• Osaka — 2,753,862
• Nagoya — 2,332,176
• Sapporo — 1,973,832
• Fukuoka — 1,612,392
• Kawasaki — 1,538,262
• Kobe — 1,525,152
• Kyoto — 1,463,723
• Saitama — 1,324,854

Map of Japan and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.