Birthday: October 13th, 1980 Place of Birth: Hyōgo Prefecture, Japan
Sakakibara Yui, born October 13 1980, is a Japanese choreographer, dancer, singer, songwriter, and voice actress from Hyōgo Prefecture, Japan. She is currently affiliated with LOVE X TRAX Office and is a member of ActivePlanets.
Her "Maria" alias is not to be confused with the similarly-named Japanese lyricist, Maria.