A few facts about Koga
- About 59,000 people live in Koga.
- It's part of the Fukuoka region.
- Tokyo, the largest city in Japan, is about 870 km away.
- For a bigger city, Fukuoka is about 16 km away.
- Towns nearby: Fukutsu (6 km), Munakata (11 km) and Iizuka (23 km).