Oikawa (及川) is a student in class 1-C, who is in love with Ayumi.
He has brown eyes and short brown hair. He also wears the standard school uniform of Hoshinoumi Academy's Middle School.He resembles Ooyama from Angel Beats!
He is a calm looking boy who is in love with Ayumi Otosaka. He still loves Ayumi even after she rejected him, and his effort sometimes are prevented by Nomura, Ayumi's good friend. Meanwhile, Konishi, a female student from the same class, has a crush on him.
|Main Characters||Yū Otosaka • Nao Tomori • Jōjirō Takajō • Yusa Nishimori • Misa Kurobane • Ayumi Otosaka • Shunsuke Otosaka • Takehito Kumagami|
|Supporting Characters||Maedomari • Medoki • Shichino • Furuki • Sala Shane • Kazuki Tomori • Yumi Shirayanagi • Tsutsumiuchi • Konishi • Udō • Arifumi Fukuyama • Saitō • Iori Sekiguchi|
|Minor Characters||Mishima • Kōta • Shō • Nomura • Oikawa • Sugimoto • Takato • Yoshiyuki Ōmura • Mrs. Tomori • Gondō • Hosoyamada • Mr. Kurobane • Mrs. Tomori • Honoka|