About Saiwai-ku
Saiwai-ku is a city located in Japan, in the Kanagawa Prefecture region. According to the latest available data (2026), the population of Saiwai-ku is approximately 171,282 residents, making it the #180 most populous city in Japan.
Globally, Saiwai-ku ranks #10,019 among the world's most populated cities.
Saiwai-ku City Statistics
| City | Saiwai-ku |
| Country |  Japan |
| Population | 171,282 |
| Global Rank | #10,019 |
| Rank in Japan | #180 of 360 cities |
| City Category | city |
| Region | Kanagawa Prefecture |
| Latitude | 35.5444 |
| Longitude | 139.6875 |
| Data Year | 2026 |
Where is Saiwai-ku Located?
Saiwai-ku is located in Japan, in the Kanagawa Prefecture region, at coordinates 35.5444° latitude and 139.6875° longitude. Saiwai-ku sits in the subtropics, typically enjoying warm temperatures year-round.
Nearby Cities
Other Cities in Japan
Largest Cities in Japan
| # | City | Population |
|---|---|---|
| 2 | Yokohama | 3,757,630 |
| 3 | Nagoya | 2,326,844 |
| 6 | Sapporo | 1,959,313 |
| 7 | Fukuoka | 1,603,043 |
| 8 | Kawasaki | 1,539,522 |
Frequently Asked Questions
What is the population of Saiwai-ku?
The population of Saiwai-ku is approximately 171,282 residents according to the latest available data (2026).
Where is Saiwai-ku located?
Saiwai-ku is located in Japan at approximately 35.5444° latitude and 139.6875° longitude.
Is Saiwai-ku one of the largest cities in Japan?
With a population of 171,282, Saiwai-ku is one of the notable urban areas in Japan. It ranks #180 out of 360 cities in the country.
