Koyuki is a third-year student and member of the rhythmic gymnastics club at Keimon West Private High School. Koyuki is a young woman with a slim physique and medium size bust. She has blue irises and blonde hair with bangs and a ponytail (in Volume 6, Koyuki's eye color and hair color were changed to light brown and olive green). During school, she wears her school uniform but wears the school’s one-piece swimsuit during gym class.
World's End Harem (Manga)
The Man-Killer Virus: a lethal disease that has eradicated 99.9% of the world's male population. Mizuhara Reito has been in cryogenic sleep for the past five years, leaving behind Tachibana Erisa, the girl of his dreams. When Reito awakens from the deep freeze, he emerges into a sex-crazed new world where he himself is the planet's most precious resource. Reito and four other male studs are given lives of luxury and one simple mission: repopulate the world by impregnating as many women as possible! All Reito wants, however, is to find his beloved Erisa who went missing three years ago. Can Reito resist temptation and find his one true love? (Source: Seven Seas Entertainment)
