Mikadono Sanshimai wa Angai, Choroi.

From Orange Inc:
Sharing a roof with 3 genius sisters. The curtain rises on this 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.”