Throughout the world, โคยามะ (โคยามะ , Coyama ) is an extremely rare unknown gender forename. Much more prevalently, โคยามะ is the last name as well as the forename.
Koyama
วันทนีย์
, Coyama 
) is an extremely rare unknown gender forename. Much more prevalently, โคยามะ is the last name as well as the forename.