OniAi
 OniAi (お兄ちゃんだけど愛さえあれば関係ないよねっ Onii-chan dakedo Ai sae Areba Kankeinai yo ne! lit. As Long as There's Love It Doesn't Matter If He is My Brother Right) is a Japanese light novel series written by Daisuke Suzuki with illustrations by Gekka Urū. The series is published by Media Factory and since December 2010 there have been 10 volumes released. There are two manga adaptation series both serialized in Media Factory's Monthly Comic Alive magazine.