>
Family name Osamu (Osamu
, オサム
, Осаму
) , around the globe, is a common surname. The last name Osamu is habitual in Japan, where it is quite a common surname, Taiwan, where it is quite a rare surname, and Singapore, where it is a rare surname. In absolute terms, it is commonest in Japan, China, and Nigeria. Very seldom, Osamu is the forename as well as the last name.