From Tokyopop:
In a school where martial arts are standard curriculum and disputes are settled by officially recognized duels, Ryoko takes on all comers. As the #1 fighter at Daimon High, Ryoko's battles to defend her position never end and "Finals" take on a whole new meaning.

A very fluffy 4-koma.

Kotohira Sakiko is a fujoshi who immerses herself in BL drama while riding the train to work. She especially likes Reiji-sama, a seme character in a BL relationship in a popular drama named "Playing with Fire in the Labyrinth." At work, she's careful to hide this predilection until the she accidentally runs into the company president's son, Utatsu Masayuki, and passes out. Upon waking, she discovers that this perfect man looks just like her Reiji-sama and calls him out with the seme character's name!

Utatsu on his part is secretly terrified because he has always had problems dealing with women who predatorily target him for his looks and his wealth. Surely, he thinks, that Sakiko is a harmless pure maiden perfect for him to graduate his virgin status...

So a strange relationship starts where Sakiko thinks Utatsu will dress up in Reiji-sama cosplay and act out her BL fantasies, and Utatsu thinking that Sakiko is the answer to his fear of women.

From ADV:

Sosuke has finally lost his mind - and his memory! Rehashing his previous exploits will keep Kaname busy, but it doesn't take long for the military mind of this soldier to bounce back with a bang - literally! He's locked, loaded, and back to his old self by first period, as bombs and bullets grace the halls of high school!

Volume 1:
1-3) P.B.B. (act 1-4)
Junsuke is the number one companion in a host club where Shinobu used to work. They have been in a relationship for a year, but as they start to get serious, Shinobu questions his commitment. The story continues from where act 1 (chapter 4 of Gaten na Aitsu) left off. (features Maki Motoharu from Punch Up)

4) The Evil Worker's Folklore ~ Trial version
Short extra on construction workers and their uniforms.

5) Gaten na Aitsu
Yuusaku is dying for a trip and his dad fulfilled his wishes and he soon learns that his holiday maybe more than he bargained for (continuation after chapter 3 of Gaten na Aitsu).

Volume 2:
1-3) P.B.B. (act.4.5-7)
Junsuke follows Shinobu on his company's annual getaway. Love, sex, uneasiness ensues. Also includes a small extra Gift 1. (features Kouta from Punch Up)

4) One Day of a Certain Host
Junsuke spends his day while his lover is at work.

5) P.B.B. (act 8)
Junsuke clashes with the number 2 host Haruto. Also includes a short extra Gift 2

Volume 3
1-3) P.B.B. (act 7-10)
Shinobu meets Junsuke's brother, Yoshinari.

4) Yukata Hajimemashita
Club Dandy's special summer event. All the hosts dress up in charming yukata. Includes a series of four panel extras at the end.

Volume 4:
1-5) P.B.B. (act 11-15)
Yoshinari has a brother who happens to be a host. Longing. Disappointed. Rebelling. 18 years old, and he holds all those emotions.He also meets mysterious Arata who seems to have some hidden agenda?

4) Pregnat P.B.B
Motoharu from Punch up appears in Club Dandy

Volume 5:
1-5) P.B.B. (act 16-20)
It's a big surprise that even Yoshinari becomes a host a t "Club Dandy". One day, Yoshinari happened to see Junsuke kissing Shinobu and he realised that the reason for his brother's decision to continue his job as a host was Shinobu....

6.Doubting Man
Short extra

Volume 6:
1-6) P.B.B. (act 21-26)
“If I told you that I was thinking of going back home to take over my family’s inn, how would you respond?” Those words have finally been spoken by the indomitable No. 1 Host, Junsuke. If he quits, will that be end of his and Shinobu’s relationship? Shinobu also comes to learn about the serious incident that occurred with Arata’s older sister, one of Junsuke’s customers, which brings their relationship to a critical point! The popular host series finally draws to a close!

From Tapastic

Vance just wanted to make the most out of his college experience under an authoritarian regime, and if that meant hacking into the university to assign himself a hot female roommate, then so be it. The last thing he expected was to be dragged into a crazy conspiracy to overthrow the government by his most-definitely-not-female roommate. College was meant to be exciting, but not this exciting. Between failed dates, failed grades, and successful hacks, Vance will slowly begin to question the morality of his actions and the true price of freedom.

The story of angels who don't behave like angels and devils who are kinder than them. A new romance begins!

The story of a two-person shogi club: the senpai is obsessed with shogi and making her expressionless kouhai confess.

A comedic short-lived 4koma featuring Homura traveling across different eras.

Due to family reasons, Zongzheng Yue completely loathes otakus. He was originally living an ordinary life, but littering a soda can on a certain day triggered a series of events, and made a nonsensical girl who professed to be an otaku god enter his life. Under the otaku god’s instructions, Yue has no choice but to start learning how to become an otaku. Then, his loli senior and childhood sweetheart also began to enter Yue's life under the supreme otaku god Lan Ling's "interference".

A sudden transmigration cycle occurred, breaking the norms of a normal high school student, from that day onward, he enjoy the company of otherworlders but how he adapts to the comedic and absurd lifestyle when the impending threat of the world looms near...

After becoming an adult, Kisaragi Touka is attacked by an evil blob of darkness. But it's alright because she is saved by her school nurse who is dressed like a maid, and a samurai girl with fox ears, who kisses her. She is then taken through a gate to another world where she is met by a hamster... who also kisses her.

From Kirei Cake:

Various short 4koma scenes about five girls, Shinobu, Alice, Karen, Youko, and Aya, all attending the same school together. The main idea behind all of the scenes are that the two English girls, Alice and Karen (Alice is pure English, while Karen is half-English, half-Japanese), are trying to live in Japan and are trying to learn their culture and language!

"I made wonderful friends!"

It is the Taisho period. A straight-laced man named Shougo works as a teacher for an all girls school, and lives with his black cat named Kuroi-san. Then one day, his nephew brings him a tight-lipped servant who doesn't talk. Is this beginning of a curious, and slightly warm life of a man, a cat, and a girl?

It's a hilarious one shot about the beginning of a relationship between a bullish but clueless heroine and a shy boy!

Even with the process being an exchange and not giveaway, innocence once lost can never be restored.

Or something.

Clumsy Arashiyama is a girl with a love for mysteries and a knack for getting into trouble. She works for an old lady’s lackluster maid café in a small shopping district. The cafe is largely unsuccessful in attracting customers aside from Sanada, a regular and one of Arashiyama's classmates (who has a secret crush on her). One day Arashiyama’s clever friend Tatsuno is invited to the café, and, upon seeing the miserable state of things (and Sanada, whom she has a secret crush on), decides to work there. Don’t miss the crazy antics of Arashiyama and friends, mismatched love stories, and all the hilarity that is created as a result, in Sore Machi.

From MangaHelpers:
There is a magic love app that supposedly helps people's dreams of love come true. The first story of this love app follows Tetta and Ginko, friends who have bickered since grade school. Tetta looks up the magic app on a whim, and ends up with an application that is connected to Ginko. When he manipulates the "Ginko" on the app, it affects the real girl. He's embarrassed to have it in the first place, but he can't uninstall it without inputting Ginko's measurements. Whether he actually likes Ginko romantically or not, it seems that this app could only make the situation worse.

Liang Qiu, a boyish-looking girl who just moved to the city, finds herself in a situation in which she has to help her classmate Lei Yi Xin by taking care of his meals while his mother is out of the country. Lei Yi Xin has the reputation of being a very hasty and cold person. Liang Qiu's friend, LuLu, warned her about that, and told her to be careful! How will their relationship work?

From Tokyopop: Xiao Chiu dreams of becoming a great Chinese chef, always has the urge to cook food when she's in the kitchen, and cuts vegetables whenever she has a knife in her hands. Her passion for cooking was rewarded when she found a well-paying job - to be Lei's personal chef for a month. But Lei is arrogant, smokes, has a bad temper... and is very picky about food. He has a sensitive stomach and will throw up if something he ate does not agree with him. He also will not eat anything that doesn't suit his taste. What a hard-to-satisfy guy Lei just happens to be her classmate, too Poor Xiao Chiu Even worse, after one month, having spent day and night together, they develop tangled feelings towards each other Xiao Chiu feels confused. In seeing the one-month deadline approaching, she decides to run away. But, if she does not cook for him, Lei may get sick again... Xiao Chiu, what are you going to do?

Not only does Jee Yool have high school to worry about, she has her love life to worry about, too! The guy she likes, Hyun Kyum, doesn't see her (or any other women) as more than a friend and some guy she's not interested in is obsessed with her! Her life gets more complicated, and those complications don't even include trouble from the class delinquent...