Surname Кодзиро (Kojiro 
, 小城 , Кодзиро) , all around the world, is quite a rare cognomen. The cognomen Кодзиро is characteristic of Hong Kong, where it is a rare surname, Japan, and Indonesia, where it is a very rare surname. In absolute terms, it is the most numerous in China, Japan, and Indonesia. Predominantly, Кодзиро is the forename as well as the last name.