Cognomen Хаясида (Hayashida 
, Хаясида) , in all the world, is quite a rare family name. The last name Хаясида is characteristic of Latin America and the Caribbean, particularly Bolivia, where it is a rare surname, Brazil, and Peru. In absolute terms, it is the most numerous in Brazil, the United States, and Japan. Much less frequently, Хаясида is the forename as well as the last name.