Last name Jintsai (Йинцаи , Jintsai ) , around the world, is an extremely rare family name. Much more frequently, Jintsai is the forename as well as the last name.
Жинцай
Tsai
, Jintsai 
) , around the world, is an extremely rare family name. Much more frequently, Jintsai is the forename as well as the last name.