Saitama (埼玉) is located in the north-east of Tokyo. Near side of Tokyo like Saitama city is very developed urban city which has many entertainment industries you can enjoy. Also western side of the prefecture like Chichibu area, there are many beautiful natures are still preserved well. Saitama is also known as the land of farm and agriculture. Their agricultural products are focused well for health.
Kawagoe is very interesting city which has great traditional style building.
Chichibu has beautiful nature which you can access easily from Tokyo Metropolis. Shibazakura is the one of the popular spot where you can enjoy beautiful grass flowers.