Cognomen カイユウ (カイユウ ) , all over the world, is a rare family name. The last name カイユウ is habitual in Eastern Asia, particularly Japan, where it is a rare surname.
界雄
カブシキガイシャ
) , all over the world, is a rare family name. The last name カイユウ is habitual in Eastern Asia, particularly Japan, where it is a rare surname.