Aya Utsumi

Aya Utsumi is a main character in the yuri manga Night and Sea (Yoru to Umi). A classmate of Tsukiko with an energetic and extroverted personality, and dislikes being alone, yet she's not good at communicating with people. She's honest and words comes out of her mind right away. Swimming in the school's swimming pool is her hobby. She likes beautiful things.