In the entire world, コセ (コセ , Cossé ) is an extremely rare unknown gender first name. Much less frequently, コセ is the last name as well as the forename.
Kose
ノドカ, アツヤ, エイジ, カズユキ, トシフミ, and ユキヒロ
, Cossé 
) is an extremely rare unknown gender first name. Much less frequently, コセ is the last name as well as the forename.