Dealing with Mikadono Sisters Is a Breez is a Manga in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.dealingwithmikadono.com fastest updating comic site.

The Summary is

heartwarming rom-com about three genius sisters learning to change as they share their home! Ordinary high schooler Yu ends up rooming with three genius sisters who have learned to stand on their own. You’d think this unremarkable guy would be at their mercy, but surprisingly… winning over these sisters is a total breeze! As they share their lives with Yu, the sisters start to change. Watch as these brilliant beauties get flustered, feel their hearts skip, and show their vulnerable sides. Under one roof, genius meets ordinary in this heartwarming story of family and budding romance.”