Usui (disambiguation)

Usui is a japanese term for yushui, one of 24 solar terms.

Usui may also refer to :


 * a japanese surname.
 * a mountain pass between Gunma and Nagano prefectures in Japan.
 * a former district in the same country.
 * a former town also in Japan.
 * the japanese author Usui Kojima (1873–1948).