Kawaji
Kawaji is a family name for the following people:
- Kawaji Ryūkō (1888-1959), Japanese poet
- Kawaji Toshiakira (1801–1868), Japanese civil servant
- Kawaji Toshiatsu (1856–1925), Japanese senior civil servant
- Kawaji Toshiyoshi (1834–1879), Japanese samurai, modernizer of the Japanese police force