>
Last name 井上 (Inoue
, 井上
, Inouye
) , across the world, is a common family name. The surname 井上 is habitual in Hong Kong, where it is quite a rare surname, Japan, and Paraguay. In absolute terms, it is commonest in Brazil, Japan, and the United States. Very seldom, 井上 is the forename as well as the last name.