did anyone know what manga is this?

http://www.mangago.me/read-manga/kodomo_no_iibun/

(〜￣▽￣)〜 thank youu!!

This one is part of Mainichi Seiten series:
1 Mainichi Seiten - Big bro Taiga x Former Classmate Shuu
2 Kodomo wa Tomaranai - Youngest Bro Mayumi x Yuuta, Shuu's adopted son
3 Children's Time - Mayumi x Yuuta continues
4 Kodomo no Iibun - Yuuta fights with Shuu then runs away from home.
5 Aki-chan no Iibun - Extra
6 Isoganaide - 2nd Son Akinobu story
7 Hanaya no Nikai de - 2nd Son Akinobu x Ryuu

wow....
I didn't think that it was a part of a series
but, thanks,,,, with that, I can get to know, what first to read ヾ(☆▽☆)