Your not so standard boy-meets-girl story. A young engineer builds a new wing for a wounded angel.

After her mother's death, high schooler Mi-Hyang packs up her belongings and enters the household of her mother's formal manager. Even though she was a daughter of a rich man, with her father and other family members still alive and well, she apparently has good reasons for doing this... So the life of smiling 24/7 Mi-Hyang and the two good-looking sons of her mother's formal manager -- with their own set of unique personalities -- begins!!

Chapters 1-2: Cocytus- A girl who cares very much about fitting in, and the girl she falls in love with, who wants to be honest about everything -- including their relationship. How will this work out...?

Chapters 3-5: Moratorium
Itsuki and Mao are aware of each other's feelings. However, both of them are waiting for the other to confess.

From Yaoi Is Life:

Hiroi always shared what he liked, things and people alike, with his childhood friend Take. Take always returned Hiroi's affections. Mine, who because of his deep love for Hiroi, accepts both of them. The relationship of these three classmates was in a good balance, but because of a subtle change in their feelings, this balance slowly gets unhinged...?!

The women in the Chidori family have the reigns firmly in hand. Then a cool young man appears among them as the mother's new assistant.

Tamami-san is a bakeneko, an immortal cat-human, seeking revenge on all the descendants, to the seventh generation, of the man who scarred her for life. But to hunt down those descendants, she needs money. For money, she needs a job. Days in the office, nights out hunting. No wonder she can't stay awake!

N/A

From PRISMS:
Wahhaman is a special robot soldier built ten thousand years ago by the Atlanteans. Found and dug up in present-day Toukyou, he doesn't remember anything, due to a nasty knock to the head he received at some point.

Half a century ago, the human race was attacked by an enemy from the sea known as the AUS. When Reiji Shiroyama was little, he was unable to protect his sister from the AUS because the gun he tried firing jammed. Since then, Reiji refuses to trust guns and only trusts his fists.

Masaki Masamichi has his heart set on joining the legendary manga club of Takidani High School. After all of his effort to get into Takidani High School and prepare for his club entrance, he finds out that a horrible change has happened to the club of which he dreamed. How will he cope with the disappointment of learning that his long-awaited club life consists of drawing ero-manga?

Haru visits Canada to spend the summer holidays in the woodland house of his strict, strong-willed mother, Haruko. There, she burdens him with the responsibility of caring for his younger adoptive brother - a wild and unruly little boy named Ren who trusts no-one and prefers to wander in the woods with Haruko's dogs rather than associate other people. Haruko orders Haru to 'civilize' Ren. As the young man strives to teach Ren how to live in human society, their relationship gradually improves - so much so that Haru plans on taking his 'little brother' to Japan with him once he finds a job.
Unfortunately, fate has a cruel habit of interfering with one's plans.

From Memory For You: Kunimi and Hideaki are childhood friends. But lately, Hideaki is behaving coldly towards Kunimi. Why?

Published in 1980 in Shounen/Shoujo Sf Kyousaku Daizenshuu

A rare, 4-page one-shot that’s never been reprinted!

2000 years ago, there was a battle between a warrior and the demon king. Through this epic battle, the demon king won.

Now, there are kids between the ages of 12 through 18 that are direct descendants of the demon king. They each have unique transformation powers that allow them to turn themselves into varying monsters, such as slimes and golems. Imaichi Butsuko and Hinase Suiren are both one of these monster kids.

With the impending resurrection of the warrior, these kids enjoy their daily school lives while preparing for battle!

From AOC Translations: A fast-paced heart pounding, and dangerous sonic love story!

Hina is busy managing the Apricot House in place of her father, but Anzu, the strange boy who lives in room 304 is quite the troublemaker.
One day, Hina accidentally breaks Anzu's keyboard and instead of asking Hina to pay for the damages, he asks her for favour after favour after favour! While this goes on, Hina discovers that Anzu is actually the charismatic vocalist for a super popular band!!! Is the lame weirdo that Hina knows the real Anzu? Or is the cool guy on stage? Hina's everyday life is changing rapidly.

From Paper Dolls Project:

Instead of her father, Hina is the one running the duties of the Building Manager in "Apricot House". One day, she accidentally destroys the keyboard of Apricot House room 304 strange resident. Hina is then asked by this strange guy to run errands for him as reimbursement. In truth, the strange guy residing in 304 is the charismatic vocals of the popular band ...... What will be his true face!? Chicks usually will change rapidly in the face of a cool stage -! Slowly, the world that Hina knows is changing. Experience this speed ​​of sound love story!

A psychedelic romp featuring an ordinary high school girl and her encounters with the very odd guys who somehow always seem to gravitate towards her.

The official spin off of Ao no Exorcist.

16-year-old Murai Masahiko is a fat, ugly, gaming-addicted social outcast with a fetish for the smell lingering around a scumbag in his class. When a beautiful girl named Mizusawa Haruka transfers into his class, one thing leads to another and they start dating. But there's a truth that Murai is all too aware of: Mizusawa Haruka died five years ago.

A seinen manga from 1979 (R-18)

I Love You yori Aishiteru (I Love You More Than "I love you")
Honour student meets delinquent, and an unusual relationship begins.

End-of-volume extra: Onaka wo Sukasete Kaettekuru Ne (Come Home Hungry)
A crybaby who always gets picked onto sports teams because of her height but can't score to save her life, and her cool-headed childhood friend from the cookery club.