Cognomen Кикучи (Kikuchi 
, Кикучи 
) , throughout the world, is quite a common surname. The surname Кикучи is habitual in Oman, where it is quite a rare surname, Paraguay, and Japan. Not in comparison with a country's population, it most frequently occurs in Japan, Brazil, and the United States. Much less frequently, Кикучи is the forename as well as the last name.