Last name Ryuusei (Ryuusei ) , globally, is an extremely rare surname. Much more prevalently, Ryuusei is the forename as well as the last name.
リュウセイ
Boy, Ikeda, Rosuto, Hikari, Yoneka, Yosida, Kitahara, and Tokugawa
) , globally, is an extremely rare surname. Much more prevalently, Ryuusei is the forename as well as the last name.