Ren Mikihara is an individual who serves as Secretary in Jindai High School's Student Council. She has a close friendship with Kaname, the daughter of a Yakuza boss, and embodies Yamato Nadeshiko - the Japanese ideal of femininity - characterized by beauty, dependability, and care. Despite her feelings for Atsunobu Hayashimizu, President of the Student Council, much about her remains unknown due to limited information available. As a sign of respect, Kaname refers to Ren as "Oren-san," which is an honorific title given to individuals with two syllables and considered of higher social standing during the Tokugawa shogunate era.