If you're looking for manga similar to Jitaku Keibiin wa Shakai no Dorei ni Narimashita. (Light Novel), you might like these titles.
One day, Yoichi who grew up while not knowing his parents has received the news of his father's death. His father left behind a testament——which said he is to pick only one out of five 'little sister candidates'?! The little sisters who were presented to him had more than one or two odd quirks, a slapstick comedy between siblings starts here!