>
Cognomen 吉成 (Jicheng , 吉成 , Yoshinari ) , throughout the world, is quite a rare last name. The cognomen 吉成 is characteristic of Eastern Asia, particularly Hong Kong, where it is a rare surname, China, and Japan. Not in comparison with a country's population, it most frequently occurs in China, Japan, and Brazil. More frequently, 吉成 is the forename as well as the last name.