All around the world, セイゴウ (セイゴウ ) is an extremely rare unknown gender first name. Much more frequently, セイゴウ is the last name as well as the forename.
Seigou, and 正剛
トマツ, マツウラ, and ナカシマ
) is an extremely rare unknown gender first name. Much more frequently, セイゴウ is the last name as well as the forename.