If you're looking for manga similar to Kiss x Sis TV, you might like these titles.
When the Fujisaki brothers' parents died, the youngest, Satomi, fell into a coma. Ryuichi, his older brother, takes care of him and molests his sleeping brother not realizing that his touches are being noticed.
Junior High School student Takanashi Shuusuke has a problem. His childhood friend Iroha has returned with a massive crush on him. And so does class president (and yaoi fanatic), Mayuka. While Shuusuke must choose between them, his biggest problem is his younger, adopted sister Nao, who has become jealously possessive of him. As all three girls vie for Shuusuke's attention, he soon learns that all is fair in love and war!
Ayane is in love with Tomoya, Her Onii-chan. But, their childhood friend, Sayaka is trying to split them up. Ayane is not going to let that happen, No one can take Onii-chan away from her. Her plan? She wants Onii-chan only for herself, and she is willing to do everything to make that happen. She wants to have a family with Onii-chan, only the two of them. No one else matters in her little world, and she is going to take care of everyone who tries to interfere.
Ayane is in love with Tomoya, Her Onii-chan. But, their childhood friend, Sayaka is trying to split them up. Ayane is not going to let that happen, No one can take Onii-chan away from her. Her plan? She wants Onii-chan only for herself, and she is willing to do everything to make that happen. She wants to have a family with Onii-chan, only the two of them. No one else matters in her little world, and she is going to take care of everyone who tries to interfere.
Yamato loves his little sister. His sister is the cutest and sweetest girl in the world, and he won't settle for second best. Unfortunately, everyday life and the rest of the world intrude on his idyllic plans, and he finds it's not as simple as he imagines it should be. Follow along with tough Yamato and cute Masaki as they deal with the problems of an otherwise normal family life.
Three 20-something sisters, Ayame, Kaede and Sumomo, have just about had it with men. Ayame walked in on her husband's infidelity, only to have him leave her for the other woman. Kaede had a crush on a colleague, only to find out he was sleeping with his high school students and keeping a porn stash of their pictures. Sumomo just can't seem to find a guy that's good enough for her. Their lives change the day their little brother Mikio comes to Tokyo to live with them, just after high school graduation. They all become immediately infatuated and aggressively sexual with him. Mikio wishes they would just act like normal sisters.
Even in high school, Ritsu and Uta really get along. Suddenly, they have to pretend to be lovers...!? The real brother-sister exciting love comedy starts!!
Neiko Futaba is the school idol, but little does everyone at school what's she's really like. Only her beloved younger twin brother Otohiro knows her overly clingy persona, much to his dismay. On top of that, it seems Neiko seems to be rather determined to seduce her brother in every way possible. Unfortunately (or fortunately) for Otohiro, it is just an everyday occurrence in the Futaba household...
After losing their parents, twins Haruka and Sora travel to the countryside to start a new life. The two soon meet new friends in the shrine maiden Akira, wealthy Kazuha and well-endowed Nao, amongst others. As the days go by, Haruka learns more and more about the new ladies in his life, all the while being a patient confidante and good friend, leading him into their hearts, as well as their loins. Meanwhile, Sora can't help but have a recurring memory of her brother kissing her as a child…