Surname Мидзуно (Mizuno 
, Mototomo , Tadaoka ) , across the world, is quite a common last name. The family name Мидзуно is characteristic of Japan, where it is quite a rare surname, Hong Kong, and Slovakia, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Japan, Brazil, and the United States. Very seldom, Мидзуно is the forename as well as the last name.