Family name Naofumi (尚文 
, Naofumi 
, Наофуми 
) , in the world, is quite a rare last name. The surname Naofumi is characteristic of Taiwan, where it is a rare surname, China, and Singapore, where it is a very rare surname. In absolute terms, the name is most common in Eastern Asia, particularly China, Taiwan, and Japan. More frequently, Naofumi is the forename as well as the last name.