Ouroboros
Long, 84 Chapters Ikuo Ryuuzaki and Danno Tatsuya are 2 orphaned boys who were looked after by a man they called 'sensei'. Following their sensei's brutal murder, the two vow to hunt down his killers and the police officers who neglected to properly investigate the case. 15 years later, Ryuuzaki is a police detective and Tatsuya has become the leader of a group of mobsters. Helping each other out behind the scenes, they strive to rise to the tops of their respective fields so that they may exact their vengeance
P.a.
32 Chapters, ongoing Kobayagawa Shio is a "private actress" who works for a production company. She also does personal assignments that needs her to pretend to be a different person. She takes on assignments for people and takes on the personality of the person who they are pretending to be - See more at: http://www.mangago.me/read-manga/p_a/#sthash.OAUfB2oA.dpuf
ReLIFE
Long, 125 Chapters and Ongoing The story follows Kaizaki Arata, a 27-year-old jobless man who fails at every job interviews he had after quitting his last company which he only last three months. His life changes after he met Yoake Ryou of the ReLife Research Institute, who offer him a drug that can change his appearance to 17-years-old again and to became a subject in a one-year experiment in which he began his life as a high school student again.
Nurarihyon no Mago
Complete, 210 Chapters Rikuo Nura, a middleschooler who is three-fourths human and a quarter demon, lives in a house full of spirits along with his demon grandfather. Trying to keep his human and demon sides separate, Rikuo does good deeds in order to seem more like a "good" human and avoid his classmates' suspicions. However, the older he grows, the more difficult it becomes to avoid both his demon persona and his obligations as the grandson of not just any demon, but the master of all spirits! Rikuo's grandfather is looking to make him into his successor, but what does Rikuo want?
After School Nightmare
Complete, 39 Chapter Ichijo Mashiro and fellow classmates are enlisted in a mysterious weekly class that takes the form of a shared nightmare. Like most teenagers, Mashiro has a secret.. he's neither fully male nor female! So far, Mashiro's been able to live life as a boy, but all this changes when he's informed of a new class he 'must' partake in order to graduate from his elite preparatory school. To pass, he must find the key and the one way to find it is to enter into a nightmare world, where his body and soul are put at the mercy of the worst kind of enemies -- other school students, who are battling to find the key.
Is - Otoko Demo Onna Demo Nai Sei
Ongoing, 70 Chapters IS (Pronounced Aiesu in Japanese) is not your everyday manga. This manga strictly deals with cases of intersexuality. IS stands for Inter Sexuality. This manga deals with very serious issues concerning intersexual people. The pain they go through, the troubles they confront, and ultimately their inability to reproduce and even find a partner who will accept them as they are - It's all there in a form of manga. - See more at: http://www.mangago.me/read-manga/is_otoko_demo_onna_demo_nai_sei/#sthash.BNJ5oKTz.dpuf
Magnolia
Complete, 38 Crown "Prince" Ayato is neither male or female, but at the age of 16 must choose a gender. Why does Ayato have a pair of "wings" on "his" back and what will "he" lose when "he" falls in love?
Charming Junkie
Complete, 90 Chapter Naka Kaburagi has all the qualities a model can have, well, not really all. After being dumped by her senpai cause she can't smile like a flower and has a scary face, Naka is determined to get her revenge and to show her senpai that she can smile like a flower just like his female idol Umi Kajiwara. After failing her 19th audition, Naka accidentally bumps into this great Umi but wait..... What is this!? Umi is A MALE!!? To keep Naka's mouth shut, Umi gives her the job as his co-model. Always being together and sharing a dark secret, Naka's road to successful modeling has a lot of troubles to come... Especially when Naka and Umi started to feel funny whenever they are by each other's side....
Aozora Pop
Ongoing, 19 Chapters Kazuki Orika, a 15-year-old girl, aspires to become a model like her beautiful mother, who passed away. Without the knowledge or consent of her father, Orika enters an amateur model competition, only to reunite with her childhood friend, Miyazaki Kanata, the cameraman, and make new friends with models Yano Mito, Yano Haruto, Kunimi Riko, and many others. But modeling isn't all fun and games. Will Orika be able to make it big?
Nousatsu Rock Shounen