Cognomen Idumiya (Idumiya ) , throughout the world, is an extremely rare family name. Much more frequently, Idumiya is the forename as well as the last name.
Izumitani, Izumiya, Izutani, Sentani, Senya, and 泉谷
) , throughout the world, is an extremely rare family name. Much more frequently, Idumiya is the forename as well as the last name.