Family name Хисаси (Hisashi 
, 長 , Хисаси 
) , in the entire world, is quite a common last name. The family name Хисаси is habitual in Japan, where it is a rare surname, China, and Singapore. Measured by absolute frequency, it is the most numerous in China, Japan, and Indonesia. Also, Хисаси is the forename as well as the last name.