Map of Ōshū, Japan

Ōshū is a city in Iwate, Japan, with a population of about 112,937. It lies at 39.1393°N, 141.1685°E. Ōshū is about 405 km (252 mi) north of Tokyo, the capital. The nearest city on our map is Mizusawa, 3 km to the west.

Ōshū at a glance

Where is Ōshū?

• The 3rd largest city in Iwate on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 25 min on the shortest day to 14 h 55 min on the longest day (around 21 December and 21 June).

Cities near Ōshū

• Mizusawa — 3 km west
• Kitakami — 17 km north
• Ichinoseki — 25 km south
• Hanamaki — 28 km north
• Kesennuma — 44 km southeast
• Kurihara — 46 km south
• Tome — 48 km south
• Ōfunato — 48 km east
• Yokote — 57 km west
• Yuzawa — 58 km west

Largest cities in Iwate

• Morioka — 290,700
• Ichinoseki — 114,476
• Hanamaki — 94,691
• Kitakami — 93,045
• Mizusawa — 61,281
• Takizawa — 55,579
• Miyako — 51,150
• Kamaishi — 43,107
• Ōfunato — 35,452
• Kuji — 34,418

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.