yo

http://www.mangago.me/home/mangalist/97514/ family affair in general...but I specified when it's uncle x nephew for example (●'◡'●)ﾉ one of my favourites is Mayonaka no Oyatsu and also Papa I love you but these are well known so maybe you've already read them..

http://www.mangago.me/read-manga/mayonaka_no_oyatsu/
http://www.mangago.me/read-manga/ore_ni_koi_shite_dousunda/
http://www.mangago.me/read-manga/ubawareru_koto_marugoto_zenbu/ 107-170
http://www.mangago.me/read-manga/papa_i_love_you/

Thank Youu <333