Kasai Population 2026
Kasai has a population of 42,700, making it the #638 biggest city in 🇯🇵 Japan, located in Hyōgo. It is about 228× smaller than Tokyo, the country's biggest city.
Population (city proper)
42,700
Rank in Japan
#638
Coordinates
34.93°N, 134.85°E
~66 m elevation · Asia/Tokyo
Distance to capital (Tokyo)
448 km
278 miles, straight line
Other big cities in Hyōgo
| City | Population | Rank in Japan |
|---|---|---|
| Kobe | 1,525,152 | #8 |
| Himeji | 530,495 | #28 |
| Nishinomiya | 485,587 | #33 |
| Amagasaki | 459,593 | #38 |
| Akashi | 303,601 | #77 |
| Kakogawachō-honmachi | 271,634 | #87 |
| Takarazuka | 226,432 | #110 |
| Itami | 198,138 | #122 |
Cities near Kasai
FAQ
What is the population of Kasai?
Kasai has a population of 42,700 (city proper, latest official figure via GeoNames), making it the #638 biggest city in Japan.
What region is Kasai in?
Kasai is located in Hyōgo, Japan.
Is Kasai the capital of Japan?
No, the capital of Japan is Tokyo, about 448 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.