Volume 1:
1-2. Punch Up (act 1-2)
Motoharu is an openly gay, elite architect whose preference is the athletic, pretty boy type. While checking out the well-built construction workers at his favourite hunting ground?the construction site?he found his missing wayward cat Shinobu. A hot-tempered, sarcastic, bratty iron-worker named Kouta insists Shinobu is Nyata his cat. Will Maki be able to tame the vicious pet(s)? (features Misono from Mayou Otoko)
3. Punch Up (act 3)
Kouta feels uneasy after finding out about Motoharu and Shinobu's one night stand.
4. Sweet Train
Junsuke presents Shinobu a trip to Sapporo by train as a belated birthday gift. (features Shinobu and Junsuke from Play Boy Blues)

Volume 2:
1-2. Punch Up (act 4-5)
Motoharu learns a little bit more about Kouta's past from the youth's ex-classmate.
3. Ohki Kouta's Interview
A little interview detailing Kouta's job.
4. Punch Up (act 6)
Kouta runs into his brother's ex-partner and is made to remember his painful past.
5. Honeymoon
Fukazu Yuya is going out with Kouta's brother who is a cross-dresser. This chapter focuses on Kouta's little known complicated past.

Volume 3
1-3 Punch Up (act 7-9)
Kouta and Maki happily living together. Are they? Maki feels insecurity about sudden re-appearance of Kouta's first love, Yuya. While Maki tried to let confused Kouta sort out his feelings, catastrophe strikes...!
4. Maki Motoharu's Consolation

Volume 4
1-3 Punch Up (act 10-12)
15 years old Kouta is fighting to differentiate himself from his 19-year-old self! Will he ever regain his memories? Does he want to?
4. My Motoharu is not like this XXX
Kouta is worried because Motoharu seems to be less perverted than before.


-----------
Separate extras:
'Punch Up Returns 2015' - oneshot from Pink Gold 6
'Hontoni Atta Kowai Punch↑' - oneshot from Pink Gold 7
'Punch↑×P.B.B.'

From Esthétique: During the period when the Tang Dynasty was at its peak of success, imperial court general, Huangfu Duanhua, was whisked away into a series of bizarre and supernatural events after his friend accidentally stepped into a store owned by a Persian merchant. This then led to many incidents that were kept sealed by the empire for a thousand years… Court disputes, strife in the royal family… As the wheels of the perilous history are set in motion, where will they lead?

"To end his eternal suffering, he must slay one thousand enemies!" Manji, a ronin warrior of feudal Japan, has been cursed with immortality. To rid himself of this curse and end his life of misery, he must slay one thousand evil men! His quest begins when a young girl seeks his help in taking revenge on her parents' killers... and his quest won't end until the blood of a thousand has spilled!

From Liquid Passion: After a reunion among old high school friends, Kouhei escorts a drunken Tetsu home. This act of kindness turns into a different kind of encounter altogether--and now the two of them must confront both their individual and shared pasts. A new three-part story from Miyamoto Kano, as serialized in Drap magazine.

After a traumatic incident, Jun Sakurada refuses to interact with the outside world and return to school--he even shuts out his sister, his closest friend. Jun spends most of his time online buying spiritual items that are obvious rip-offs. One day he finds a website that curiously enough asks him to put his order in his desk drawer. Thinking it's a joke, Jun plays along. The following day a suitcase arrives containing a doll named Shinku... that comes to life before his very eyes! Welcome to the world of Rozen Maiden, where Jun must enter an all-new reality to protect and serve a living doll...

Irresponsible Kiyoshi Iijima, a genius who is working at chinese restaurant, becomes good friend with model student, Shinji Tsuruta.

Hundred - that is the only weapon that can oppose the mysterious life form Savaga visiting the earth. The protagonist, Kirasagi Hayato, aims to become a Martial Arts Master using this Hundred. He managed to get into the battleship university Little Garden. "I wanted to see you, Hayato!" "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 Queen Claire Harvey.

From Nakama:

Mitsuo's dream lifestyle with his beautiful, gentle boyfriend, Keiichi, has begun, but until now… they haven't had sex. Mitsuo wants to continue one step at a time, but Keiichi's guard is tougher than he thought, and he’s not reaching out to Mitsuo… !?

From Nakama:

When his mother dies in a sudden accident on a honeymoon after her remarriage, the destitute host, Tatsumi, has no idea that her new husband had been the oyabun of a yakuza gang. But while Tatsumi continues to refuse to accept his inheritance, the new leader of the gang, and Tatsumi's step-brother, Yoshimune, appears. He welcomes Tatsumi into the family by force. Gradually, while living with Yoshimune who won't leave him alone for some reason, Tatsumi starts to...?! A manly story of the defensive and offensive love strategies of two brothers not related by blood.

Set a couple of years after the ending of Breakfast Club:
Hiroki and Miki have settled down in their respective career paths - now a successful programmer and a researcher - when Hiroki suddenly decides that he wants to open a detective agency woth the help of Matsumoto and Iizuka. How will this self-proclaimed family business go?

Kuze Shunpei, a high-school student, is on spring break going to Hokkaidou when he loses his wallet. Stranded in the mountains with no money and his motorcycle having run out of gas, he passes out in the snow on the side of the road. When he wakes up he finds that he's been saved and brought to the Watarai farm, a horse ranch that breeds race horses. There he meets a host of various people, ranging from stable hands to the owner and his family (which includes four daughters). Shunpei is completely unsuited for the farm life, and his city upbringing contrasts sharply with the hard labor required to help the farm out. Yet despite all this, he tries his best to become accepted. However, he constantly gets into arguments with Hibiki (the second daughter), who views him as useless. Things come to a head when Shunpei scares one of the horses, who throws Hibiki (Hibiki is a rider). Ashamed, Shunpei flees back to Tokyo for the rest of the spring break. But back in Tokyo, Shunpei begins to long for the simple farm life. Will Shunpei ever be able to return and prove himself to be worthy of being a member of the farm?

Dragon Ball follows the adventures of Goku from his childhood through adulthood as he trains in martial arts and explores the world in search of the seven mystical orbs known as the Dragon Balls, which can summon a wish-granting dragon when gathered. Along his journey, Goku makes several friends and battles a wide variety of villains, many of whom also seek the Dragon Balls for their own desires. Along the way becoming the strongest warrior in the universe.

From MangaHelpers:
The two boys Gin and Jinrou form a tough team in the mountains. One day, Gin decides that the only way they can move forward is to travel to the capital and join the Shinsengumi.
It soon becomes clear, though, that they are not tough enough to handle the kind of people they find in the capital. Some of them, including the current Shinsengumi members, smell like beasts to Jinrou, and they seem to have unusual abilities. After Gin's tragic death, Jinrou is determined to become stronger and join the Shinsengumi in his place.

Revolves around a student who happens to intrude upon a NEET detective and becomes her assistant.

In a world where the number of women being born is decreasing and it's now mainly a male society. The scientists are trying to figure out a way to bring back humanity and fix this virus. One of the famous, upper class, bright, young and handsome scientist named Mikoshiba has come to the lower class area in order to help their research due to his interest in a cute, naive but average scientist named Niino who dreams of saving the world. Mikoshiba now moved in with Niino, has a theory in which he wishes to try out. His theory is that by them having sex and sexual relations that they might able to solve the world's problem!

Description by LuffyNoTomo

From Nakama: Without worries about girls or money, halfheartedly living Nishizaki meets the love of his life on campus. A lover who bites his lips when happy... Araya is always troublesome, gloomy, and without desire. Thinking of him, Nishizaki’s teeth always hurt...

This story is about a man who steals others' luck by touching them with his bare hands. He takes luck away from those "bad" men who have been doing horrible things and makes their death look like a coincidence. With all this luck, what does he do with it, how does he use it?

Devastated after the death of her only daughter, Eunjo joins a group suicide. Instead of death, she opens her eyes to the days before. Fate is cruel as she must now relive each joyful moment with the pain of knowing what's to come. As she flashes back into the past, Eunjo realizes her future is set in stone... or is it? Can she change this twist of time for the better somehow and save her loved ones?

Kagami Yuujin is in intimate relationship with his servant Takamizawa Ei. Will this bring them love and happiness or will the pressures of Kagami's responsibilities as Leopard Clan Leader get in the way of this pair?
Following the storyline from Kuroneko Kareshi No Itoshikata from Kagami's brother's point of view.

-----------------------------------------------------------
Series Chronological Order [Pairing # : Volume #]
Nekoka Danshi no Shitsukekata [1:1-5]
Nekoka Kareshi no Ayashikata [2:1]
Ikezu Kareshi no Otoshikata [3:1]
Kuroneko Kareshi no Asobikata [4:1]
Kuroneko Kareshi no Amaekata [4:2]
Kuroneko Kareshi no Aishikata [4:3-4]
Fukigen Kareshi no Nadamekata [5:1]
Kuroneko Kareshi no Afurekata [4:5-6]
Fukigen Kareshi no Saraikata [5:2]

From Tokyopop:
Sato Tatsuhiro is a drug-addled "hikikomori" (a Japanese shut-in) who thinks a sinister organization, NHK (Nihon Hikikomori Kyoukai), is the cause of all his problems! He falls in love with a girl, Misaki, who he thinks is trying to assassinate him, but doesn't know how to talk to her or if he can trust her. The more he stays in his house watching anime porn, reading manga, and doing drugs, the harder it is for him to leave. Only Misaki can keep him from rotting away in his own apartment!