Map of Iwanuma, Japan

Iwanuma is a city in Miyagi, Japan, with a population of about 44,068. It lies at 38.1047°N, 140.8594°E. Iwanuma is about 288 km (179 mi) north of Tokyo, the capital. The nearest city on our map is Natori-shi, 7 km to the north.

Iwanuma at a glance

Where is Iwanuma?

• The 12th largest city in Miyagi on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 31 min on the shortest day to 14 h 49 min on the longest day (around 21 December and 21 June).

Cities near Iwanuma

• Natori-shi — 7 km north
• Watari — 8 km south
• Murata — 12 km west
• Kakuda — 16 km southwest
• Sendai — 18 km north
• Shiroishi — 24 km southwest
• Tagajō-shi — 25 km northeast
• Rifu — 27 km north
• Shiogama — 28 km northeast
• Tomiya — 32 km north

Largest cities in Miyagi

• Sendai — 1,096,704
• Ishinomaki — 140,151
• Ōsaki — 128,763
• Natori-shi — 78,718
• Tome — 77,897
• Furukawa — 76,312
• Kurihara — 66,565
• Tagajō-shi — 62,827
• Kesennuma — 61,147
• Shiogama — 52,662

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.