>
Last name Ishiwata (イシワタ , Ishiwata ) , in the entire world, is a rare family name. The last name Ishiwata is habitual in Hong Kong, where it is a rare surname, Singapore, and Japan. Not in comparison with a country's population, it is commonest in Japan, Hong Kong, and Philippines. More prevalently, Ishiwata is the forename as well as the last name.