An image from Frankenstein Family, one of the productions that also features Yuuyu.
Yuuyu
Aichi Prefecture, Japan
Yuuyu (ゆうゆ, Yūyu, born January 1) is the artist name of Yūna Sasara (篠螺 悠那, Sasara Yūna), a Japanese music producer, mainly of Vocaloid songs, from Aichi Prefecture. He is member of the music unit smileY inc. alongside with voice actress Yuka Otsubo (大坪由佳).
