Shinjirou's brother is a brilliant scientist whose chosen career is making weird cell phones. Shinjirou has received a gift of his brother's latest product, the Doll-Phone, which is a walking, talking, tiny girl who doubles as a cell phone. But he can't help feeling that a phone like that seems kind of perverted to use...
Just before they enter high school, the boys Meguru and Shou are whining about the fact that neither of them has a girlfriend. A strange, large-breasted woman shows up, claiming that she will fix their problem, and kisses Meguru. This odd occurrence is pushed out of the boys' minds when they meet up with Souko, a friend from elementary school, who is going to be in their high school. She's grown up into a pretty young girl, and it seems like the boys might have a shot with her! That evening, Meguru realizes that the strange kiss may have had more meaning than he thought: he's turned into a girl! He convinces Shou and his mother of his identity, but no one has any idea how to turn him back. Now he's going to have to learn how to be a girl and let go of his hope of dating his cute childhood friend Souko. What will happen to his hopes for a popular high school life? (Source: MangaHelpers)
Kaneda Wataru tries to be less of a burden to his busily working mother and takes on lots of part-time programming jobs. During times like these, on Wataru's first day in his 2nd year of high school, three girls suddenly appear, kiss him and claim that one of them will have to become his future fiancée... (Source: Batoto)
The "campus sword & sorcery" story is set in a private high school that brings together "saviors," youths with awakened memories from past lives. Some of them are Shirogane who fight enemies with weapons and techniques gleaned from the Prana powers from their own bodies. Others are Kuroma who wipe out enemies, with magic to manipulate the Mana powers that surpass physics. A boy named Moroha Haimura enrolls in this school. He is the first person in history with past lives of both Shirogane and Kuroma.
In the near future, a sudden and unexplained sea rise has left much of human civilization underwater. Ikaruga Natsuki, a boy who lost his mother and his leg in an accident some years earlier, returns disillusioned from a harsh life in the big city to find his old countryside home half-swallowed by the sea. Left without a family, all he has to his name is the ship and submarine left to him by his oceanologist grandmother, and her debts. His only hope to restore the dreams for the future that he has lost is to take up an opportunity presented to him by the suspicious debt collector Catherine. They set sail to search the sunken ruins of his grandmother's laboratory in order to find a treasure rumor says she left there. But what they find is not riches or jewels; it is a strange girl lying asleep in a coffin at the bottom of the sea. Atri. Atri is a robot, but her appearance and her wealth of emotions would fool anyone into thinking she's a living, breathing human being. In gratitude for being salvaged, she makes a declaration to Natsuki: "I want to fulfill my master's final order. Until I do, I'll be your leg!" In a little town slowly being enveloped by the ocean, an unforgettable summer is about to begin for this boy and this mysterious robot girl... (Source: Aniplex.EXE, edited)
Kurono Maou is a high school student who is sensitive to his sharp eyes and bad expression. With no girlfriend, but gifted with friends in his own way, he had been living a peaceful life. One day, without any reason, Kurono was attacked by a mysterious headache while in the literature clubroom and fainted. When he finally awoke...swords and magic, filled with monsters, an orthodox different world summoning.
Oldrin, who disappeared a while before, now attends Pendleton School of Madrid. And Orpheus, now Liar, is appointed as the Head Knight of the Glinda Knights.
A girl who has not fallen in Love. A boy who isn't interested in Love. If such two persons meet, how the World will change?
Sakura Aki is a poor high schooler who likes to cook and do other "unmanly" things. His grandfather and father are really strict about gender roles and beats Aki up everytime he does a thing that women would usually do like cleaning. His grandfather gets fed up with his actions and to teach him a lesson he sends him to live at one of the dorms at an all girls' school that he runs, the dorm is called Hanayashiki ( Flower Estate ). Is Meat Loving Kitahiro Renge gonna help him... or make his life more crazy? (Source: Pink Everlasting Dream)
Akikaze Cosmos is a regular elementary student who also helps take care of the hostel that her mom operates in the town of Hanami. She is incredibly responsible for her age and seems much mature than the other older residents of the hostel, like the high school girl Soyokaze, the college drunk Sonoko, and the pervert Raita. Everything about this hostel and the town of Hanami seems normal except that everything outside of the town is a nuclear desert where no one is allowed to enter. But when Cosmos unwillingly wanders into the lifeless desert, she is somehow transformed into a magical angel.
Rintarou, the boy I've been friends with since we were small. Large, grim, popular. He turned down a girl again... What a waste! "No, because I love you." ...Huh? What!? That's the first time I've heard about this!!! W-w-w-why me- Damn...!!! I can't believe he would confess to me. I feel like I lost and it's frustrating. Now that it's come to this, I'll test him and see if he's good enough to be my boyfriend!! (Source: Bookwalker translated)
A Yuri anthology focusing on romances between masters and servants/lords and retainers, some include period settings or fantasy themes.

