From MangaHelpers:

Scientists predicted an imminent meteor impact on Earth that would annihilate civilization, but contrary to their prediction, the meteor missed Earth. Though avoiding immediate destruction, humanity found that the meteor left behind something in its wake, something that would change the course of civilization forever: a new form of bacteria that ate through all known metals.
Facing this new era where all metals turn to ash, Jinkichi and his classmates will have to survive with little help from the Japanese government. Some of his classmates have already begun to understand that the norms of the past have collapsed, and lawlessness will be the new law. Jinkichi will have to protect himself as well as his classmates from the violence that ensues.

Yanahara Taichi joined the Acting Club for the first time, but the only problem is that he gets too embarrassed to do anything! As the 3 girls in the Acting Club help him with his troubles, Yanahara eventually gains the courage to do something outrageous, but it only stirs up trouble!

From Summer Rain:

Arashi has discovered a way to create and sell human-like dolls using sweet substances, dolls that are able to serve their master in different ways according to the "Dessert" they have been fed. Rokuka, one of Arashi's dolls, was fed a "love Dessert" and has therefore learned to love her master and wants to make her master happy. But what happens when she goes against Arashi's decision to sell her because of a love strung too deep...?!

From Antisense Scanslations:
New shinigami Hikari is doing her best every day to get used to her onerous duties. The only thing that keeps her going is the kindness of her superior, Commander Ryouma. But, when a disastrous event happens among the shinigami, everything changes... This slightly steamy manga is Fujita Maguro's latest work.

In the Maou Lover series:
From Fujoshi Bitches :
V.1 - Maou Lover
“Don’t show that face to anyone else except me”
Mao, the demon-king-like genius pro tennis player, and Hikaru, the S (sadist) and intellectual player, are rivals from when they were juniors!….. It was supposed to be like that but he always looks at me whether it’s during the game or not. Furthermore, suddenly asking me to go out on a date and even French-kiss me…! I can’t stop my heart from beating fast, could this be..... love !?

V.2 - Maou Lover VS Ouji-sama
“You’re not so honest, huh. Even though your body is “honest” like this ❤
”Mao is the devil-king-like genius who hates to lose. His childhood friend as well as his rival in tennis is Hikaru, an intellectual noble-like and a S (sadist) type! Their relationship is like cat and dog because of their opposite personalities. However, they became lovers because Hikaru found out the weak points on Mao’s body. But then, the night at the summer training camp, just when Hikaru was about to attacking Mao but he suddenly stopped... Because i’m the king so just come and do me ❤ I will never say it!!

From Senpai Scans:

Himesato Ui has just enrolled in her late mother's old high school, Shinomiya Academy, as a first year! Hatsu's mother was known as "Prima", the most beautiful girl, in the Academy. Ui was full of hope and expectations in enrolling in the Academy, but she was puzzled by the Academy's system of evaluation for students was by a point system. Furthermore, in the school, she met an unknown pretty boy?!

Watase Marin has a special ability- she is able to see ghosts. However, there's a catch. Ghosts are able to take over her body if she makes eye contact with them! What happens when a cute girl ghost decides to stir up some trouble and make her confess, then kiss Horin-kun, a guy in her class that she likes?

The Katvarna Empire is at war with the neighboring Republic of Kioka. In the Katvarna Empire, the lazy, woman-admiring Ikuta hates war, but due to certain circumstances, he grudgingly takes the High Grade Military Officer Exam. No one would have expected that this 17-year-old young man would eventually become a soldier called a great commander by others. Ikuta survives this world engulfed in war with his superior intellect.

Eve was spoken to by a gorgeous, sexy guy at a party for celebrities. It was Luca Cardelli. “He hasn’t changed a bit…” Eve met him once ten years ago, but it seems as if he doesn't recall it. No wonder. He just gave a dream ticket to Eve, who was an unpolished teenager back then. But after they meet a second time, Luca is more determined than ever to have her. Even though she is now a TV broadcaster, she still doesn't fit into his upper-class world…!

A teacher named Kadomae Kazuma has the principal's daughter Noeda Kanade for his class in a new school semester. At first glance, she appears to be a quiet girl, but she's awakening her aberrant love towards Kazuma? This is a psycho love story that accelerates thoughts and actions.

In the Viking Brides series:

1-Byakuya no Princess (The Reluctant Princess)
Elli has no memories of her homeland or father, having been raised abroad by her mother with her sisters. When a mysterious man breaks into her house, she finds out that she’s royalty of the far-off land of Gullandria, and that her father is the king! With a reunion in the cards, will Gullandria prove to be all Elli hopes, or will she escape into the arms of the man who brought her there?

2-Gekka no Ayamachi (Prince and Future...Dad?)
Princess Liv Thorson honestly believed she could skulk back to America, her uncharacteristic night of passion a secret known only to a sympathetic sister...and the Viking prince who possessed her underlisse. Then came the baby trifecta--woozy tummy, fainting spell, rash--telltale signs that she and Finn Danelaw had made a lot more than love....
Finn Danelaw was used to hearing all kinds of utterances from women, but "no" wasn't usually among them. He had, however, a proposal for beautiful Princess Liv...and though he'd planned a seduction along with it, he'd learned a long time ago that all good things come to those who wait. For the test results, that is. The pregnancy test...

3-Shukumei no Deai (The Marriage Medallion)
He’s going to be my husband? Princess Brit is forced to marry to preserve the royal bloodline, so she flees the palace and heads for the distant North Sea. But on the way there, her plane crashes, and she is thrown against the steep cliffs. She’s hurt and terrified! As if in answer to her pleas for help, a dark shadow appears. Is he the legendary black knight? No—it’s Eric Greyfell. He’s as beautiful as a hero from Norse myth, but his heart is as impenetrable as a stone statue. And he’s the man she was expected to marry!

4-Kamen no Prince (The Man Behind the Mask)
Dulcie has arrived at a foreign palace to celebrate the wedding of her best friend, the princess of a small country. There, she meets Prince Valbrand, a man with a scar on his face. A hideous burn scar, marring the face of a beautiful man. What cruel fate must he have endured? On the night of the ball, spurred by curiosity, Dulcie dances with him and realizes that she has fallen in love.But as Dulcie grapples with her emotions, a tragedy awaits.

In the land of Gion, the capital of Japan, a mysterious "divine power" has brought about great prosperity. It is a power that only brings about changes in girls in the form of turning them half-animal, a sign that they are servants to a god, as well as granting them great power. Some that are strong enough become Onmyou and fight evil. Others whose power have gone berserk become Orochi, fated to bring death and destruction to man.

It was once thought that those who became Orochi had to be slain with no hope of saving the helpless victim—until a mysterious young man named Gion appeared to save one such girl. Will he be strong enough to fight the Orochi and bring an end to their terror?!

From Shoujo Sense:
Ryuuji is not your average high school student. With the family business struggling, and the atmosphere at home growing tense, he doesn't have time or the money for leisure—he's too busy with part-time work. So of course, when a talent scout offers him a place in the dog-eat-dog world of the entertainment industry, he turns him down. Except this talent scout is surprisingly persistent...

The manga adaptation of the otome game. The story centers around the six sadistic Sakamaki vampire brothers and a girl, Komori Yui, who goes to live with them.

Yui Komori is a positive-thinking girl who nevertheless is troubled by seeing spirits and experiencing poltergeist phenomena. In her second year in high school, she transfers to a new school — a night school for entertainers and celebrities — due to her father's work. There are rumors that there are vampires among the student body, and Yui ends up living with the Sakamaki brothers.

Everything starts after a break up? The intriguing story of an ex-boyfriend and girlfriend living together.

The first person who hurt me was of my own gender. Tsubaki is in the same class as Kaoru and Koutarou is the gentle big brother. What embrace their souls are desires and tenacity... They are hurt, they throb, they are drowned, they cry... They love with their body and soul, these are the real ordinary lives of these boys.

(Note: the title for this manga (Dousei Ai) generally means "homosexuality", however, the kanji used has a different meaning than the kanji that are properly used for spelling "homosexuality". The kanji for this series is the same for "living together" (同棲) instead of (同性) which means "same-sex")

From Mangabox:

Miyuki Nimi (15) has suffered the biggest embarrassment of her life! Now she’s moved as far away as she can get - to the rural prefecture of Shimane. But the wheel of destiny begins to turn as she meets the beautiful basketball player Shou Sakomizu! Watch as an average daydreaming girl challenges herself and the world! Laugh and cry with her in this Mangabox-original sports drama!

Humans and dinosaurs peacefully co-exist in our modern age. One night, Yuuma Asahikawa meets the feral t-rex, Churio. Follow the lives of (secret) ex-delinquent, Yuuma, and the very Cretaceous Churio as they spend their days together!

A new sci-fi manga, brought to you by the author of Hayate no Gotoku. About a boy who was brought up by a robot, and was bullied for that in the future where Earth was conquered by aliens, and people are just living boring lifes without any problems and ambitions.

Every 666 years in the Demon World, a fight to decide the next King the "Demon King Festival" is held. It is a battle royal fought with demons paired with human sorcerers. The demon Aini, carrying the desire to be King in her heart, quickly responds to her summoning in the human world, but what awaited her was.