Map of Koga, Fukuoka, Japan

Koga is a city in Fukuoka, Japan, with a population of about 58,786. It lies at 33.7333°N, 130.4667°E. Koga is about 870 km (541 mi) west of Tokyo, the capital. The nearest city on our map is Nishifukuma, 4 km to the north.

Koga at a glance

Where is Koga?

• The 17th largest city in Fukuoka on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 54 min on the shortest day to 14 h 24 min on the longest day (around 21 December and 21 June).

Cities near Koga

• Nishifukuma — 4 km north
• Fukutsu — 6 km north
• Munakata — 11 km northeast
• Fukuoka — 16 km south
• Umi — 19 km south
• Iizuka — 23 km southeast
• Kasuga — 23 km south
• Nōgata — 24 km east
• Nakama — 24 km northeast
• Dazaifu — 25 km south

Largest cities in Fukuoka

• Fukuoka — 1,612,392
• Kitakyushu — 940,978
• Kurume — 303,579
• Ōmuta — 131,974
• Iizuka — 126,364
• Kasuga — 111,023
• Chikushino-shi — 103,311
• Itoshima — 98,877
• Munakata — 97,095
• Dazaifu — 73,164

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 →

Other places named Koga

• Koga — Ibaraki, Japan

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.