In all the world, 木曾 (Kiso 
, 木曾 
, Кисо) is quite a rare epicene first name. The first name 木曾 is habitual in Ethiopia, where it is a rare epicene name, Tanzania, where it is a rare boy's name, and India, where it is a very rare gender-neutral name. Measured by absolute frequency, this name is the most popular in India, China, and Ethiopia. Much less frequently, 木曾 is the last name as well as the forename.