Description:

Noa's brother has a huge sister complex. So huge, he attends college in Tokyo just to escape it! Years later, his sister Noa shows up and informs him that she's taking the Tokyo University Entrance exam and that she may me moving to Tokyo as well. Little does Noa's brother know, she has a similarly huge brother complex. Read as Noa's brother attempts to control himself around his little sister, while she sets him up for failure. (Source: jCafe24)

Description:

Haizawa is the cool kid in school. He's naturally good looking and has quick thinking. It all starts when he accidentally finds a spot on campus that lets you see up girls' skirts. First, he has a sexual encounter with the school’s most popular girl, Kuroha Ageha, after learning that her big crush is him. Next, even the young and beautiful science teacher, Ms. Shiromine, falls victim to Haizawa’s sexual aura that's starting to grow stronger. (Source: MangaHelpers)

Description:

Keita has two step-sisters who love him in a lustful way and have no problems expressing it, they even are in competition about that. Much to the laughs of his friends, he endures it but when one day they come to his school to give him his lunch, he gets annoyed and explodes on them, then they confess their feelings for him in front of everyone and leave. Feeling sorry he chases after them and says that he'll study hard in order to get in the same high school as them. (Source: MangaHelpers)

Description:

Aki Sora revolves around Aki Aoi and Sora Aoi, a pair of close siblings who have shared an intimate bond since childhood. During their coming of age, they each come to realize the true depth of the love they feel for each other and consummate that love in secret. They keep their younger sister, Nami, Sora’s twin in the dark about their new relationship. Nami, clueless of what is happening in her household aims to set her brother up with her best friend, Kana Sumiya. Despite these relationships Nami seems to have feelings for someone near to her too but keeps them secret. (Source: MU)