Map of Niihama, Japan

Niihama is a city in Ehime, Japan, with a population of about 123,059. It lies at 33.9605°N, 133.3052°E. Niihama is about 614 km (381 mi) west of Tokyo, the capital. The nearest city on our map is Saijō, 12 km to the southwest.

Niihama at a glance

Where is Niihama?

• The 3rd largest city in Ehime on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 53 min on the shortest day to 14 h 25 min on the longest day (around 21 December and 21 June).

Cities near Niihama

• Saijō — 12 km southwest
• Shikokuchūō — 23 km east
• Kawanoechō — 26 km east
• Imabari-shi — 31 km northwest
• Kan’onjichō — 36 km northeast
• Tōon — 43 km southwest
• Mitoyo — 44 km northeast
• Kochi — 50 km southeast
• Matsuyama — 52 km west
• Onomichi — 52 km north

Largest cities in Ehime

• Matsuyama — 511,192
• Imabari-shi — 170,986
• Saijō — 104,791
• Shikokuchūō — 82,754
• Uwajima — 70,809
• Ōzu — 40,575
• Kawanoechō — 37,641
• Iyo — 35,133
• Tōon — 33,903

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.