Cognomen 洲一 (洲一 ) , globally, is an extremely rare family name. Much more frequently, 洲一 is the forename as well as the last name.
Shuhichi, Shuichi, Shuiti, Syuichi, Syuiti, 主一, 修一, 守一, 崇一, 秀一, and 秋一
) , globally, is an extremely rare family name. Much more frequently, 洲一 is the forename as well as the last name.