Honda
About
Junior by one year to Akio, she attends Professor Taniyama's seminar and is Hatoyama's girlfriend. She had feelings for Akio but he was in a relationship with Yoshino, so she decided to date Hatoyama. She took him from Yoshimura, creating a love triangle between the three. After Akio has to repeat a year in univeristy, her feelings for him are rekindled and her relationship with Hatoyama becomes strained.
(Source: Mangapedia)