Cognomen Japi (Japi 
) , in the world, is a rare last name. The cognomen Japi is characteristic of Sub-Saharan Africa, particularly Botswana, where it is quite a rare surname, Ethiopia, where it is a rare surname, and Tanzania, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in India, Ethiopia, and Indonesia. More frequently, Japi is the forename as well as the last name.