Metropolitan police investigator, Tsutsumi, is an eccentric who loves solving cases above all others. Imprudent with a wicked tongue, he only needs to find a thin thread of clue to solve cases with his sharp intuition and insight.

Meanwhile, Tsutumi’s partner, Sakuma, is a newbie who got assigned to the Metropolitan Police department 6 months ago. But a certain incident caused Sakuma to change. Struck by curiosity, Tsutsumi embraced him when Sakuma changed from his usual demeanor and goes into heat…

It begins with the titular "Knife-Edge Girl", a story about two friends with completely different approaches to life.

Also includes "Graffiti," in which two women who use the same desk at different times of the day communicate by drawing messages on the desk top. Kana begins to happily anticipate exchanging these message and finds herself wishing to know who this stranger is who shares her desk.

In "Torte Fromage" Miwa's boring OL life is suddenly thrown into a world of glamour and excitement when she meets the beautiful avant garde actress Nagae-san.

When Asahi was a young boy, he had a friend named Sakuya who only came out when there was a full moon. One day, she says that she has to leave him, but she gives him a small pendant that she says will protect him in her place. Ten years later, someone with the same name, power and aura as Sakuya saves him - but it's a guy!?

Yashi has wandered with her father for fourteen years, and only now has she discovered that her own mother is actually Bocinia’s current queen. To see her mother, from whom she was separated when she was just an infant, she and her father enter the palace, but she never thought she would accidentally run into the Princess of Bocinia, and then become her bodyguard by mistake...

NOTE: This manhua ends at Volume 4. The continuation of the story was written in a novel.

In the era of space exploration. Mankind is at war against monsters of unknown origin. The battle is grim, and the future looks bleak. Amidst the chaos, mankind plays their last hand; it's time for the Knights to step into the fray and turn the tide of this war.

Lee Yooshin went to try out a new virtual reality game. However, it wasn't just a game. It has a 100% assimilation rate! A game world where everything feels eerily real- In the endless cycle of death and resurrection where logging out is not allowed, Yooshin prepares to fight. In order to escape the hellish battlefield from which there's no escape...

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[From Peccatore Sanctuary]:

It was love at first sight for Iwaki Kei. Entering the drama club was to get closer to Kyoumizu, but the only roles Iwaki seemed to get were Passerby A or commoner B. On one fateful day, Iwaki saved Kyoumizu who was suddenly attacked by someone, and since then, he was called the "Princess' Knight." Jealousy from classmates ensued, but Iwaki did not seem to be overtaken at all. And, Kyoumizu has also become attracted to his charm... the topic of Happy School Life!

Rikuri and Ron and their adventures with the non-human side of their school.

Knights is a shounen manga tale about squire Mistletien, called 'Mist' for short. Taking place in a medieval world in which the church and her representatives are burning people en masse on suspicion of witchcraft, Mist and his organization are taking a stand against the church and the 'Saints' who are perpetuating the witch hunts. Mist is feared and hated by the village-folk because of his appearence, wearing a mask to disguise himself and going by the moniker 'The Black Knight.' He travels with Euphemia, a young girl who is as expert with mixing potions and poisons as Mist is with a sword, and together they rescue those who are to be executed on suspicion of witchcraft.

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world, exist huge humanoid weapon known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid and Adeltrud Olter: together they will aim to become Knight Runner, pilot of Silhoutte Knight.

One day a boy, who looks like a kitten to some stands, calls at Manato's door and tells him that from today on he'll be his roommate. It isn't long after that Manato "adopts" this boy as his "pet", but this kitty has its own aim. Anyway, while the "kitten" starts suffering under Manato's coldness, he gets more and more in some kind of love quadrangle of the more steamy kind...

" One day you are caught in the fire of love. It is beautiful and sad at the same time. Once you are captured by the hands of love, there's no way out. Your love story might start at this very moment, ......are you sure you're ready? These are love stories about the young middle/high school children who are troubled with love. Who's gonna knock your heart out?"

When a god's name is no longer known by anyone, it will become a demon and disappear. For one nearly forgotten god at a decrepit old shrine, an unlikely friendship with a girl named Kokono may be the only thing that can save her from this fate.

Vanilla by SHIMOTSUKI Kayoko

Itou Takeru was highly unpopular in middle school, but one girl, Watase Nagisa, always treated him with cheerful kindness. Over time, he fell in love with Nagisa, though he never told her. He followed her to the same high school after graduation, determined that he would eventually confess his feelings for her. However, he didn't look at the chosen school too carefully, and he ended up in a special arts class with Nagisa and many other girls. He and his friend Yuto are the only boys in the class, but it isn't the paradise one might expect. Some of the girls are friendly, but some seem determined to make his life a living hell. Will Takeru be able to handle his new high school life, and will he ever tell Nagisa how he feels about her?

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From Shoujo Manga Maniac:
Sakura just has to get close to the super-handsome Chika, so she's willing to take on a job as a waiter. That's right, a waiter. She's so determined that she lies about her gender on her job application. As Sakura gets close to Chika, she discovers that though he's got an angelic face, he's a devilish tease. Will she let that deter her? No way!

From Midnight Scans:

After my Mom got married to her second husband, it made Chinatsu my younger brother. At first, I thought he was surely a perfect brother after seeing his angel-like smile, however, the truth is that he is really a pervert and very ill tempered! I was surprise when I found out my angel-like younger brother is really a little devil?! Will I just allow him to abuse me?!

Includes:
Koakuma Kiss (Kiss by the Small Devil)
Motto Koakuma Kiss (Kisses by the Small Devil)
Motto Motto Koakuma Kiss (More and More Kisses from the Small Devil)
Koakuma kiss -Again- (Kiss by the Small Devil -Again-)
Kimi no Junjou, Otome no Jijou (Your Pure Heart, Maiden's Situation).