Sonnanja neyoSonnanja neyo.

Sonnan ja nē yo (Japanese: そんなんじゃねえよ; lit. 'It's not like that!') is a Japanese romantic comedy manga series written and illustrated by Kaneyoshi Izumi. It was serialized in Shogakukan's Betsucomi magazine from October 2002 to May 2006 and later collected into nine bound volumes under the Flower Comics imprint. In 2006, Sonnan ja nē yo won the 51st Shogakukan Manga Award in the shōjo category.