Kawaguchi, Saitama

Kawaguchi 川口市
Core city
View of downtown Kawaguchi
Flag Seal
Location of Kawaguchi in Saitama Prefecture
Kawaguchi
Coordinates: 35°48′27.7″N 139°43′26.8″E / 35.807694°N 139.724111°E / 35.807694; 139.724111
Country	Japan
Region	Kantō
Prefecture	Saitama
Government
• Mayor	Nobuo Okunoki (since February 2014)
Area
• Total	61.95 km2 (23.92 sq mi)
Population  (January 1, 2021)
• Total	607,373
• Density	9,800/km2 (25,000/sq mi)
Time zone	UTC+9 (Japan Standard Time)
- Tree	Camellia sasanqua
- Flower	Lilium longiflorum
Phone number	048-258-1110
Address	2-1-1 Aoki, Kawaguchi-shi, Saitama-ken 332-0031
Website	Official website

Kawaguchi (川口市, Kawaguchi-shi) is a city located in Saitama Prefecture, Japan. As of 1 January 2021^[update], the city had an estimated population of 607,373 in 293,582 households and a population density of 9800 persons per km².^[1] The total area of the city is 61.95 square kilometres (23.92 sq mi). It is the Greater Tokyo Area's 8th most populated city (after passing Hachioji), and second largest in Saitama Prefecture, after eponymous Saitama.