>
Cognomen タイシ (Taishi , タイシ , Taisi ) , all around the world, is a common last name. The last name タイシ is characteristic of Japan, where it is quite a rare surname, Iraq, where it is a very rare surname, and Malaysia. In absolute terms, the name is most common in Japan, China, and Iraq. Much less frequently, タイシ is the forename as well as the last name.