Family name Kohira (小平 
, Kohira 
, Кохира) , around the globe, is a widespread cognomen. The family name Kohira is characteristic of China, where it is quite a rare surname, Peru, where it is a rare surname, and Thailand, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in China, India, and Peru. More frequently, Kohira is the forename as well as the last name.