Last name Цукаса (Tsukasa 
, 長 , Цукаса 
) , in all the world, is quite a common surname. The family name Цукаса is characteristic of Eastern Asia, particularly Japan, where it is a rare surname, Taiwan, and Hong Kong. Not in comparison with a country's population, it is the most numerous in China, Japan, and Indonesia. Much less frequently, Цукаса is the forename as well as the last name.