Futakoi

With his mother dead and his father working abroad, Futami Nozomu returns to the town where he lived as a child, to attend high school and work part-time at a local shrine. He soon finds himself caught up in a local legend of twin girls loving the same man. And there are many twin girls in this town.... (Source: Anime News Network)

Baby Princess 3D Paradise 0 [Love]

A high school senior named Yotaro thought he was an only child — until he met his real mother and discovered that she has 19 daughters, from 0 to 18 years old. He ends up living with his "true family."

Chocotto Sister

Haruma Kawagoe is an only child. A long time ago, at Christmas time, his mother miscarried the child that was to have been his baby sister. That night, young Haruma knelt down and offered up an earnest prayer: "Please make my mother well again, and please give me a little sister." Years have passed, and Haruma has nearly forgotten his prayer. But Santa hasn't.... one Christmas, when Haruma is least expecting it, he gets an unusual present - his sister. (Source: Anime News Network)

Seraphim Call

What's it like to feel like an average girl in everything.​.. except for your one special gift.​ Eleven young hearts with eleven dreams.​ Deep in their hearts,​ each girl has a secret dream of love and sadness.​ They meet together at Acropolis Tower to see if their dreams will come true.​ Imagine what happens when eleven average girls with eleven special talents join together to make the world a better place! (Source: Media Blasters)

Brothers Conflict

Hinata Ema is the only daughter of a famous adventurer, Hinata Rintarou. One day, Ema learns that Rintarou is going to remarry with a successful apparel maker named Asahina Miwa. Since she doesn't want to disturb them, Ema decides to move out and live with her 13 new brothers in a mansion called Sunrise Residence. As they live under the same roof, romance is starting to grow between Ema and the Asahina brothers. (Source: Love-colored Sky)