Yamaguchi Ayuka

 (山口愛悠伽) is a Japanese idol, model, and a founding member and the leader of Marble Angel.

Profile

 * Hobbies: Singing and making sweets
 * Skills: Playing the drums

Singles

 * Smile / Hekotarenaideite

Unreleased Songs

 * Natsu no Ojousan
 * Toshishita no Otokonoko
 * Gakuen Tengoku