From Girls' Generation Scanlations:

“Are you wearing the underwear I gave you?” Suoh-san, the school prince with a dazzling smile, is my lover. I, a delinquent feared by all the other students, got hard with just one kiss. He's gonna find out just by looking at the shape (-口- ") !!! Don't take off my underwear! Don't tug on it! Don't lick it (>_<)! I don't want the cloth. I want a more direct touch!!! He's a bit evil when it comes to sex.

It's the prince and the delinquent's love story!

Seven stories adapted from the horror of Hokazono Masaya.

This is a continuation of it's prequel, Kuro Ihon.

The story follows a super heroine who stepped back and retired a decade ago. She withdrew to a humble life as a homemaker with her daughter. However, her beloved daughter was selected to become the next-generation heroine, so she returns to protect her daughter.

Note: Tamaki Nozomu also draws 2 hentai doujinshi sequels series.

From Exiled Rebels Scans:

The thing Hara Dai hates the most is people. To him, every single person is troublesome. He was bullied and bothered so much throughout middle school that he debuted as a delinquent in high school. However, whether he’s plain or flashy, it seems the only person who isn’t bothersome is the janitor.

From Condensation: Momo Yamada wanted to be a flower when she grew up, but she's blossomed into nothing more than a rather homely teenager. When her grandmother passes away, Momo becomes a live-in maid for the two sons of a elegant fashion designer. After the eccentric eldest son, Ranmaru, gives Momo the makeover of her life, she discovers that her mother was a legendary Hanabito, a beautiful woman who has a divinely intoxicating scent that draws men to her like bees to nectar. What's more, Momo learns that she, too, gives off that same irresistable aroma. Although she and Ranmaru have fallen in love, their relationship now must withstand constant assault from handsome boys and men who desire to abduct and seduce Momo. *Also contains the following stories: • Akuma no Himegimi (The Devil and the Princess) in vol. 1 • Kamisama Shikkaku (God's Disqualification) in vol. 1 • Hanamaru Scoop! (Flower Garden Special Review) in vol. 2

Ch 1-6 Ono slept with Yamada, a high-schooler, when he was drunk because of a break up with Hidenori. Ono thought of it as a one-night stand, but Yamada went to Ono’s workplace to look for him the next day. On top of that, Hidenori requested for reconcile. Who will Ono choose? Will it be the passionate love with a high-schooler or a steady relationship with his ex-lover? 7-8 Fire Fighter Academy, can he fullfill his uncle's dream of being a fire fighter despite having no stamina or will he find something else instead?

From ShoujoMagic:

This tale of forbidden fruit is ripe with angst and taboo. Nineteen-year-old college girl Kasumi is traveling in Italy after a painful breakup. In Rome, she meets a handsome Japanese man and, knowing nothing about him, not even his name, she has a one-night stand with him. There should have been no chance of them meeting again, but when Kasumi gets back to Japan, she learns that fate has played a cruel trick! The man she slept with was Yoshiki...her younger brother!! And that's only the start of it...

A law-breaking 4 page comedic short of Devilman.

The bride is a thief who's the biggest spender in town. Sports cars, luxury condos, you name it! How will she repay her husband who saved her life...?

A story about a young maid who is clumsy and always manages to get herself in trouble. One day, she spills a drink over a scary-looking, but incredibly handsome hotel client! He demands that she repay him... but in what form?

Volume 1 Extra: Yukubari ni Shitagi

Continues the story of Shingo and Kakami.

Shingo and Kagami are enjoying passionate relationship, but then Kagami's work starts to be more and more demanding. Or is it something else that is going on?

Manga -
Kuroneko Kareshi no Nakasekata extra ass cheek not yet translated

Kuroneko Kareshi no Afurekata v1 extra hot spring not yet translated

Vol3 Includes "Kuroneko to Kareshi no Ouji"

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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 Nakasekata [4:3]
Kuroneko Kareshi no Aishikata [4:4]
Fukigen Kareshi no Nadamekata [5:1]
Kuroneko Kareshi no Afurekata [4:5-7]
Fukigen Kareshi no Saraikata [5:2]

Misaki Ogawa can't help getting hit on by all the boys in her school because of her mature-looking appearance. But she's always been in love with her hero, her childhood friend, the short but strong Issei who's always protected her.

Yagami Touma became a delinquent after distancing himself from his childhood friend, Fuyu Atsushi, who wants to reconnect with him. The reason is something Touma could never reveal, he's actually in love with Atsushi. He ends up confessing on a whim, but Atsushi's answer is...?

A collection of smutty one-shots.

From MbE: In college, Naoto has an unexpected reunion with ex‐boyfriend Taichi who he broke up with for claiming their relationship was for sexual release only. Naoto has been carrying this old resentment, but little by little his heart is starting to forgive Taichi, who has really grown compared to their time in high school…All the while, their friend Fumi‐chan seems to have fallen in love with Taichi…? As friends, they have extraordinary compatibility, but turning it into love isn't going too well. A scar‐covered love story!

Souta is a part-time employee who has just moved into an old apartment and finds that his neighbor is a little out of the ordinary. Time here seems to flow with such slowness that he can feel so much happiness that we might die!

A love story between two neighbors.

With troubles hanging over his head, Apollo arrives on the island for a new job, at a brothel known as Shangri-La. What he didn’t know was the job description–to be a stud to get the prostitutes in the mood before servicing clients. And they’re men! Will he be able to handle it…?

These adorable non-human characters are a must-see! Alpaca, bird, rabbit, cow, cat, amphibian (salamander) and more!! At times erotic, funny, or sweet!

*The series alternates between different sets of pairs. Although it's supposed to be read as a whole, you can skip volumes with the pair(s) you don't like. Warui _____ Featuring the school delinquent Towa Aikawa and the student council president Mikado Shirahane. (Pair 1) V. involving this pairing are: V.01, V.02, V.04, V.07, V.11 _____ ja Nai Kedo Featuring Shuuji Yukimura, the formidable student council vice-president, and the problematic childhood friend, Ryuuichi Shinonome (Towa's friend). (Pair 2) V. involving this pairing are: V.03, V.05, V.08, V.10, V.? (The love troubles continue for Yukimura Shuuji and Shinonome Ryuuichi as obstacles arise between them under the guise of Kousaka Nao, Shinonome's friend. Can they finally reach an understanding and solve their miscommunication?) Mujihi na _____ Featuring Nanao Shirahane (Mikado's older brother), a male siren, and Kuon Aikawa (Towa's older brother), a fellow student attending the same university. (Pair 3) V. involving this pairing are: V.06, V.09, V.12 Shouwaru Ookami ga Koi o Shita Rashii (Wicked Wolf Seems to Be in Love) Featuring former student council president, Shirou Akagi (Mikado's rival in Warui Koibito and Warui Oujii) and disciplinary committee member, Nao Kousaka (Yukimura's rival in Sunao ja Nai Kedo). How will those two damaged people find their respective love? (Pair 4) V. involving this pairing are: V.13