In all the world, Насу (Nasu 
, Nasou 
, Насу 
) is quite a rare gender-neutral first name. The forename Насу is characteristic of Tunisia, where it is quite a rare dominantly feminine, but seldom boy's name, Bahrain, where it is a rare male name, and Israel, where it is a rare feminine name. In absolute terms, it is the most numerous in India, Nigeria, and Algeria. Also, Насу is the last name as well as the forename.