Takushi Hatsujou had played with a twin brother and sister when they were all kids, and he fell in love with the sister, culminating in his asking for her hand in marriage when they grew up, to which she agreed. However, they were torn apart for 10 years until Takushi is finally able to get his grandfather's permission to marry her. When they finally reunite, he is surprised to find they both look like girls. Although he knows one of them is cross-dressing, he can't tell which is a guy and which is a girl.

Kanna Haruhiko (male), for reasons unknown to him, was suddenly turned into a girl. He returned to his male form some time afterwards, but with the continuing cycles between turning into a girl and then back to being a guy, he is bewildered by the differences in both physical aspects and ways to communicate with other people. Plus the abrupt changes that happen to his relationship with other people including his best friend and his childhood friend. A dramatically depicted story about men and women...

Our heroine is girl named Hina-chan. She is in her 20s. Hina has a handsome boyfriend now, but she will always remember her first love, a boy named Itsuki. When other kids would tease Hina, calling her ugly, Itsuki would defend her, and try to cheer her up and make her feel better. He and some of his family eventually moved away, leaving Hina heartbroken. But the memory of her first love will always make Hina feel nostalgic and happy inside. Itsuki's grandmother still lives next door to Hina, so she still has a connection to him, somehow. One day, Hina has a dream of Itsuki, and she is feeling especially nostalgic about him. She is just mentioning her dream to his grandmother, when they are interrupted by the arrival of a stranger. It is a tall, beautiful woman. Wait a minute… it's Itsuki! Itsuki is not joking, either. She explains that she is really a woman on the inside, and now she is dressing that way on the outside. Hina finds herself falling in love with Itsuki, regardless of Itsuki's gender. But Itsuki is only attracted to men. Will Hina end up heartbroken all over again?

My classmate Kashiwagi Otome, is a cute girl, but she dresses as a guy. And so, but why...I hide as a girl. Full of Tsukkomi (straight man character in jokes) everywhere!? An obvious tomboy, with a bit of ecchi school life comedy!

The story of a boy who becomes a woman.

Jeong-Hwan received a letter from his sister Ji-Yeong that said, "Please rescue me, the devil is here!" His sister goes to an all-girls school and in order to rescue her, he must disguise himself as a female student. In this school, all students are candidates to become "the bride of the devil."

After being accepted by the Melite Conservatory of Music, Taki Ren, travels all the way to the City of Music, Vienna, to fulfill her dream of becoming a composer. However, there’s one problem: Melite is an all-boy’s school! So yes, imagine 8 of your favourite classical composers as handsome young men who are all around the same age, and all in the same country, at the same time, studying in the same class.

Keidai Saeki is a high school student who remembers his past life in Pompeii, living as the Italian warrior Sirix. His friends around him are all also reincarnated - although they don't quite remember things the way he does. Keidai's wife from the past? She's now a middle school boy - while his best male friend is now a cute girl?! Throw in a case of love at first sight, and you have a new look at romance - manga-style!

Yuuran, the daughter of a major merchant, was hurriedly married off because of an imperial edict, in order to manage the imperial harem. When her husband, the younger, handsome right prime minister came, she could only apologize to him for having to marry someone as old as her. But when she went to do her duty at the Imperial Palace, a beautiful woman appeared, and said-- "I do apologize for showing you such an unsightly appearance. I am your husband"!? Entering the harem as a couple with a cross-dressing husband!?

From Yen Press: High schooler Ji-Hae is desperately in love with her classmate Seung-Hyu. She has done all she can think of to win his affection, but to no avail. When her latest scheme crosses the line, Seung-Hyu decides he’s had enough…and inadvertently pushes her down a staircase! Ji-Hae awakens in the world beyond, only to learn that it’s not her time to die. But why go back when the love of her life hates her to death? Touched by her passion, the keepers send Ji-Hae to her past life to mend the rift between her former self and Seung-Hyu. But can Ji-Hae keep up the act long enough to find Seung-Hyu and set things right?

The Rose of Versailles focuses on Oscar François de Jarjayes, a girl raised as a man to become her father's successor as leader of the Palace Guards. A brilliant combatant with a strong sense of justice, Oscar is proud of the life she leads, but becomes torn between class loyalty and her desire to help the impoverished as revolution brews among the oppressed lower class. Also important to the story are her conflicting desires to live life as both a militant and a regular woman as well as her relationships with Marie Antoinette, Count Axel von Fersen, and servant and best friend André Grandier. Licensed versions of this manga have been published in French, German and Spanish.

The angel Alexiel loved God, but she rebelled against Heaven when she saw how disgracefully the other angels were behaving. She was finally captured, and as punishment sent to Earth to live an endless series of tragic lives. She now inhabits the body of Setsuna Mudo, a troubled teen in love with his sister Sara. Setsuna's misery mirrors the chaos among the angels, and their combined passions threaten to destroy both Heaven and Earth.

“I hate men!” Mao was harshly dumped by her boyfriend. She fell asleep while feeling totally dejected... and turned into a man the next day! Not knowing how to turn back, it was decided that Mao has to live in a dorm as a guy. However, her roommate, Ryuusei, is extremely curt and annoying. How will her life turn out?!

The company employee Osanai is upset, because his superior, a middle-aged man, abuses him at work every single day. One day Osanai ends up drinking his pain away and accidentally buys glasses which promise to make middle-aged men look like beautiful girls. His everyday life changes drastically...

Based on a popular light novel. from Baka-Updates Manga: The protagonist is a guy who is among the stupidest of the stupidest in the school. In this school, your grades can, under the supervision of teachers, take a virtual form to do combat! However, if you leave an examination half way, you get zero marks. A bright and cute girl, Mizuki Himeji, was having a high fever during the examination. Despite her potential to be the second highest scorer in the level, she obtained zero marks for having left due to her illness and is thus allocated to the worst class, class F. Grades mean almost everything. For Class A, they have a smart-looking teacher, a plasma TV as big as the entire wall as their blackboard, personal laptops, personal air-cons, refrigerators, adjustable seats and all kinds of different appliances. Within the refrigerator, there are all kinds of drinks and snacks. Their ceiling is made of glass, the wall lets them put up high-class drawings and plants. As for Class F, the worst class... They have Japanese desks and seat paddings. Their blackboard is dirty and there is no chalk even! Someone complains that the legs of his desk are broken, so the teacher asks, "Didn't we distribute some glue to stick wood together? Glue it back yourself later." Another one complains that wind is blowing in from the broken window. The teacher says, "I got it. I will apply for plastic bags and invisible glue to fix it later." There are spider webs everywhere, not a patch of the wall is clean. A unique moldy smell spreads across the entire room; it must be from the old tatamis used to tile the floor. This is the status of class F. The protagonist feels displeased at such an arrangement, and seeks help from his friends to try to make a change through summoning war!! And they devise all kinds of plans to try to beat the famous class A, intending to get class A's classroom and equipment if they win!!

From the master of love comedy manga, Wakabayashi Toshiya, comes a high school fairy tale about love☆!

A Romance story between a Crossdresser and Tomboyish Masculine Girl

In the future, an energy source called "Life" has become incredibly important. Certain people are able to synchronize with devices called "Sai" which gives them the ability to extract "Life" and have super powers. These people are known as "Sai Takers." Within the "Sai Takers" there is an even smaller group, "Original Takers." "Original Takers" have a contract with a magical device, and they can manipulate "Life" without the use of a "Sai." These powerful people are also immortal, and they only die if they run out of "Life." The world admires "Sai Takers," but "Original Takers" are careful to keep their identities secret. Nanase Kyouya is an ordinary teenage boy, who moved in with the girls Igarashi Kyouka and Yuma after the death of his parents. Yuma is a "Sai Taker," but Kyouka is an "Original Taker." One day, he goes with them to see a new model under testing of a magical device, based after Kyouka's. After a deadly terrorist attack, Kyouka desperately contracts Kyouya to the new device model to save his life. The device has some side effects, however, one of which is that it transforms Kyouya into a girl! Now Kyouya is secretly an "Original Taker", and he must go to the elite "Sai Taker" school, as a girl, with Yuma. Will he be able to keep enough "Life" to stay alive? Will he be able to navigate his life as a girl? What other side effects of this device lie in wait for him?

Stories following various adolescent girls and their encounters with puberty and other worlds.

--- that is the only weapon that can oppose the mysterious life form visiting the earth. The protagonist, Kirasagi Hayato, aims to become a using this Hundred. He managed to get into the battleship university . However --- "I wanted to see you, Hayato!!!" "H-How do you know my name?" Around the roommate, Emil Crossford, who somehow knows him well (?), Hayato gets an uneasy feeling. What's more, just after the entrance ceremony, he gets asked for a duel by the campus' strongest martial arts master Claire Harvey...!? The ultimate academy battle begins here!

From Taciturnity Scans: Ever since the day Ran Kurono's older brother was killed while protecting Sei Ohtori, she has dedicated her skills and life to one day becoming the First Knight of the next head of the Ohtori family, even concealing the fact that she's a woman forever. For generations the Kurono family has served the Ohtori family as their First Knight, but 11 other lower knights with ill intentions of using the Ohtori family's authority vie for that title. Not only that, but Sei is being tested for being suitable for the title of head of the family. Upon entering Saint Rogress Academy, the days of both Ran and Sei's trials begin, all the while being helped by Sei's untidy and unrefined fiance, Ibara Tennou.

Three months after starting college, Gin Fujigaya is still having trouble meeting new people and fitting in. As an escape, Gin indulges in secretly cross-dressing and posting selfies of himself in drag online, which has garnered him a large following. This leads him to going outside dressed as a girl for the first time, and he soon discovers that the way people interact with him like this is vastly different than what he's used to. Over time, Gin's fondness for cross-dressing and looking cute allows him to meet others who are harboring their own secrets.

Raniel Van Trias, the Ashen Wizard, is a highly skilled mage set on defeating the Demon King. After years of fighting alongside the renowned Hero's Party and multiple encounters with the Demon King, he is ousted from the party, left with a curse on his heart, forced to lose half his lifespan, and transformed into a woman! Undeterred, Raniel becomes an assistant professor at the Royal Apelia Academy as Rania and searches for a way to lift the curse, oblivious to how challenging his task may be...

From Tokyopop: Through a series of coincidences, Yoshinori wound up having to fill in for his beautiful older sister as a model for a bridal gown. Now, he has discovered that he has a liking for cross-dressing, and that by doing so, he is learning a great deal about what it means to be a woman--and a man. Contains a short story entitled "Reason" in volume 2