Ruriko Mikasa is a Second Year student from Sakurazaki Academy, she's a part of the Astronomy Club and a part of the Student Council, she has white skin, she has yellow pupils, she has green hair that's put into twin tails, she wears white glasses, she wears a blue School Uniform, she wears brown flats, she's a secretary for the Student Council, she's a huge masochist, she has poor grades, she likes being bossed around by the Student Council Leader, Yurina, she can be pretty delusional.