Miyoshi is always competing and losing against his childhood friend, Mamiya, who is good at everything. One day, Mamiya collapses from illness and is hospitalized for several weeks. When he returns to school, it turns out he is genetically female, and has decided to try living his life as a girl now much to Miyoshi's horror.

[Several extras have yet to be scanned.]

Facing 'Death' for the one I love is something I would do without hesitation, but this isn't right. I didn't live until today only to die for the one I love. I longed to look into your blue eyes, but you only looked down on me and turned away. I was chosen that very day to be the 'Alice' who would breathe her last breath to save your love, 'Heart'.

The renter living in our house is a horrible (but beautiful) cat prince!

From Go! Comi:

From birth, Cesare Borgia is surrounded by shadows. Damned by his own father, hated by his closest brother, separated from the sister who loves him, and driven by the demons of Hell itself, his quest for power threatens to set the world of Renaissance Italy ablaze -- unless one innocent person can drive away the poisonous shadows ravaging him!

Enter the world of the Borgias. A world of unspeakable conspiracies and forbidden desires. A family whose murderous intrigues would make them infamous throughout history. A history written in blood…and a poison called Cantarella.

From Blissful Sin:

Akiyoshi Tooru is the perfect student with glasses. Unfortunately, he’s always been told that he was 'cute' and 'pretty' which forced him to develop an inferiority complex as a young man. The very same Akiyoshi received a confession from a boy of rare beauty, Naruse Fuuta. Of course, Akiyoshi rejected the confession from another man. However, Naruse lost it, underwent a complete change of attitude, and attacked him! Now knowing the fearsome nature of Naruse, what fate awaits the fleeing Akiyoshi?!

In the Risou no Koibito series:

V.1 - Risou no Koibito (Ideal Lover)

Riku suffered a traumatizing experience after coming out and has since chosen to avoid love. That is until the super-confident and dominating pretty-boy, Yoshimi, walks into his life. He deliberately targets Riku's weaknesses, but what are his true intentions?

This is a story of discipline, guidance and affection that fills both the heart and body of the handsome and brutish Yoshimi and the naturally timid Riku.

6. Furueru Te no Saki (Before Trembling Hands)
They were friends in high school. Now that they are university students, Kou and Ichi have become a pair of rather dysfunctional lovers. Kou enjoys making Ichi jealous and often keeps him at arm's length. But what will Kou do now that a new kid has captured Ichi's gaze?

- Blissful Sin

V.2 - Risou no Yuuwaku (Temptation of an Ideal)

Short 'n sweet shoujo-ai...

From Dazzling Scans:
Hirata Mihane has a scary face and isn't ladylike at all. In fact, she lets her temper get the better of her and often lets out small bursts of violent behaviour—even though she doesn't mean to. Because of this, the entire school calls her a "Satsujinki" (murderous monster). Even so, she's in love with the kind and popular Touma-kun, who doesn't mind the way she looks and is always nice to her. But... will Touma ever see her as a love interest?

Spin off of Junai Tokkou Taichou! showcasing the romantic life of Hirata and Yusa's daughter.

From MangaHelpers:

Based on an ero-game by the same name, Melty Moment follows Takeru as he gets closer to several girls in high school. He ends up leading an election committee that is filled with cute girls. There's shy little Natsuki, serious little Misao, his childhood friend Yuuka, classmate Sumire, and talented Aoi. Who will he end up with? [tethysdust]

From Dangerous Pleasure:

One evening, solo courier Ronet, a child who lost his home due to conflict, rescues the beautiful youth Bear from being raped by a neighborhood thug. Bear, completely ignorant of the real world, says he's headed to Ronet's homeland, now a cursed forest. Bear asks Ronet to act as his guide, but he refuses. Bear then transforms into a stuffed toy before Ronet's very eyes?!

From Yen Press:

The elite and beautiful Ririchiyo Shirakiin has a bad habit—she can’t help but lash out at people with her vicious tongue, all while hiding behind a mask of haughty cool. This attitude has a lot to do with people minding her business because of the Shirakiin family name, but it troubles Ririchiyo to no end. In search of independence and solitude, she moves to the Maison de Ayakashi, an apartment building full of wealthy tenants and with its own Secret Service. Ririchiyo is eager to be alone, but upon her arrival, she is greeted by Soushi, an SS agent arranged for her by her parents. Ririchiyo tries to turn Soushi away, but Soushi’s dogged devotion to his new mistress will not be deterred. The threat against the residents of the Maison de Ayakashi are not to be taken lightly, after all. And despite his puppy-like demeanor, Soushi is not to be trifled with either…

From Bunny's Scanlations and Must Be Endless:

University student Hikaru is an egoist whose type is "Girls who tell me that they like me." One day, something changes after finding his younger brother Hijiri going on a date with a younger boy (not really his lover). The stage is set for Gihou Ido's first comic!

The manga follows the daily life of an earnest, hardworking office lady named Kaoru and her otaku husband, who is totally immersed in a certain huge net bulletin board system.

From Yaoi Is Life:

There's Kiyohito, who continually cheats in whatever relationship he is in. One day, while he was sitting at a bar, a man named Hisashi comes stumbling in. Hisashi's got less morals than Kiyohito, but despite being a crazy guy, Kiyohito can’t bring himself to hate the guy. When they are together, everything feels good...?!

From : TCmanga

Satomi was told to marry her brother-in-law, Hongdae. Even since the passing of her sister, Kyoko, Satomi's dad is worrying about not being able to find a successor to the Asahina Private Hospital. In the eye's of Satomi's dad, Hongdae is the best candidate to take over his leadership. In order to prevent protests from the board, he wants Satomi to take her sister's place - to become his wife so that he could once again be related by marriage to Satomi family.

Satomi is just an ordinary gal who studies at a nursing school and wants a first love that she can embrace forever. She is shocked when her dad informs her about marrying Hongdae and gets in a dilemma about it....until one day, she finds something shocking about Hongdae....

Hiyori, a small and timid girl, goes to school for the first time in a year since an accident left her hospitalized. Follow her as she struggles with her social skills, tries to make friends and maybe even a little bit more...?

Kohinata Kanade is a second year violin student at Seiso Academy's Music Division. She lives together at the school dorm called Linden Hall with her childhood friends, brothers Kisaragi Ritsu and Kyouya. They practice intensively day after day at their orchestra club, aiming for victory at the nationwide music concours. However, one day Kanade is told by a boy she doesn't know "Your performance has no flower"?!

The story is set in the near future when the marriageable age was lowered in response to the declining birth rate. A 24-year-old man marries a 12-year-old girl in this gag comedy.

From Hachimitsu Scans: One-shot manga anthologies featuring traps called Josou Shounen (Cross-dressing Boys) since July 2010. There have been 15 volumes published to date. Each volume carries a subtitle. They are: 1. White Group (Shiro-gumi) 2. Peach Group (Momo-gumi) 3. Princess Group (Hime-gumi) 4. Blue Group (Ao-gumi) 5. Red Group (Aka-gumi) 6. Cherry Blossom Group (Sakura-gumi) 7. Plum Group (Sumomo-gumi) 8. Melon Group (Melon-gumi) 9. Apple Group (Ringo-gumi) 10. Satsuma Group (Mikan-gumi) 11. Grape Group (Budou-gumi) 12. Banana Group (Banana-gumi) 13. Plum Group (Plum-gumi) 14. Watermelon Group (Suika-gumi) 15. Ribbon Group (Ribon-gumi)