DistopiA ~Mikansei na Sekai~
Complete | ICHINOMIYA Shihan | 2011 released
Unique Concept About a perfect guy who cannot be interested in anything for more than three hours and ends up falling in love with a game character of a game he created but lucky for him things turn real at the end one of the mangas I wish had longer story and a sequel
Crown Craze
Complete | suzukura hal | 2010 released
not exactly incest as they are not real brothers Cute story but in a few parts it was little difficult to understand but still a good read
Mede Shireru Yoru No Junjou