imaizumi (imaizumin-chi)

The title character and main character in Imaizumin-Chi wa Douyara Gal no Tamariba ni Natteru Rashii.

He has short brown hair & brown eyes. He has a sexual and questionably romantic relationship with his 3 gyaru classmates: Reina, Ruri, and Yukina.

His full name is revealed to be Imaizumi Keita during a phone call with his mother, which is "interfered with" by Yukina and Reina.