Around the globe, ハツコ (Hatsko , ハツコ ) is an extremely rare unknown gender forename. Much more frequently, ハツコ is the last name as well as the forename.
Hatsuko, and Hatuko
スズキ, and オオシロ
, ハツコ 
) is an extremely rare unknown gender forename. Much more frequently, ハツコ is the last name as well as the forename.