http://www.mangaupdates.com/series.html?id=4368
Katsuyuki, a gifted, petty and egocentric high schooler, intends to work in the high financial world. His well regulated life explodes when his mother remarries his worst nightmare: a traveller writer, unproductive, nice and completely unpredictable… and father of a son who looks like him. All his opposite… Consequently begins the subtle contamination of his entourage by their terrible joie de vivre. Even Nagasawa, the '' female brain of the high school'', the only one for which he had respect for…Decided to find anew his peace, Katsuyuki feverishly seeks a way for returning these aliens on their planet. And he's not sparing with spite!
Same mangaka of nodame cantabile, also comedy, josei etc. altough smm is doing it, u know how many projects they have and how long it takes for a release..plus i love NINOMIYA Tomoko
ps. their last release was vol1 chp2 in october last yr, no releases since then, and seeing that we are doing NC y dont we do another series from the same mangaka?