This is the love story between a youkai and a human and the problems they face.

A hikikomori gets texted 'help me' from an anonymous source. Feelings of heroism coax him to the outside world which and he finds has been badly damaged, with broken houses and bits of debris everywhere. He searches for survivors but all he finds are corpses and ghosts till he gets to his sister's body.The guy has esp so he converses with her ghost and she tags along in his attempt to find more survivors. Eventually they do find someone that casts a shadow, but they may not be as human as they seem.

From MangaHelpers & Kirei Cake: Vampires now coexist with humans by forming contracts with human beings. Vampires who form these contracts become their pets, serving their every need. They are given pet collars, distinguishing them from wild vampires, which are still very dangerous. Daichi really wants a pet vampire, but his older sister won't hear anything of it. One night, a wild vampire princess named Iko breaks into his house! Iko discovered that Daichi's older sister has the extremely rare blood of Chernobog, which she believes would make her powerful enough to destroy the anti-vampire organization called Abraham once and for all. However, the blood doesn't work exactly as Iko expects, and this vampire soon finds herself forced to become the pet of Daichi and his older sister...

From MangaHelpers: Aizawa Katori goes to a school with an unusual rule. The nearby, separate school building is full of elite male students, and the school wants to prevent any of the female students from getting involved with them. For this reason, all the girl students are required to wear masks! Katori wears a horse-head mask, but she hasn't given up on getting through to her long-ago childhood friend and crush, Shinra. Shinra also has a crush on Katori from when they were children, but he does not recognize her as the strange horse-headed girl who speaks to him! [tethysdust]

Most of humanity has been wiped out by mysterious dark monsters known only as "Phantoms." Four survivors, who may well be the last of the human race, have found one another and are sharing a quiet, peaceful existence. These survivors are a kind, dependable teenage boy called Masashi, two teenage girls, shyer Sanae and bolder Yaeko, and a little girl called Anna. They feel as though they're just living in a perpetual "after school" state, waiting for the rest of the human race to come home. As they pass their days together, they begin to see some strange things and find that the monsters have not yet left the Earth. Will they discover what really happened to their planet?

Mini Vanguard. A 4koma comic about the Cardfight Vanguard anime.

Three members of the 'Federation Survey Service', Rimia Greenwood, Led Wayline and Ashley Brown Brandon are charged with collecting data that will bring the dark parts of the end of the one year war to light. Among their subjects of interest is a man named 'Johnny Ridden'. Who was this enigmatic man that seems to be shrouded in mystery. note: this manga is heavy on the mech schematics taking up many pages to describe each mech model.

Updating

From DrCoke at MangaHelpers: He has never been the type to stand out in the class. Kurihara Yuzuru has lived life by avoiding entering the lives of others, staying to himself. The story begins where he has to go to a whole new school, which means new classmates. He lacks any confidence to make new friends, so the fear of rejection drives him into a wish he never thought he would make. This single wish leads to a first day of class he would never forget. Yuzuru will have to make choices that will significantly alter others' lives, choices he could never make in the past.

Centered around a girl who can control the greatest of beasts as if she was playing a musical instrument. However, she gets embroiled in a war for supremacy between kingdoms.

An ordinary, bored, bullied high-school boy. A mysterious, frail and cute transfer student who just happens to be a feared delinquent and studies the Chupacabra. They meet and start going out together. What can go wrong?

A new manga by the creator of Mirai Nikki and Hanako to Guuwa no Tera. The main character Hoshimiya Eiji is an introverted high school boy that secretly wishes for the destruction of the world.

The life of Satou Kazuma, a hikikomori who likes games, all too soon came to an end because of a traffic accident...... It was supposed to, but when he woke up, a beautiful girl who called herself a goddess was in front of his eyes. "Hey, I have got something a little nice for you. Wanna go to another world? You can take only one thing of your choice along with you." "... Then I'll take you". From here on, the great adventure of subjugating the Demon King will begin for the reincarnated Kazuma...... Or so one would think, but it's the labor for obtaining food, clothing and shelter that begins! Despite Kazuma wanting to live in peace, the goddess keeps causing problems one after another, and eventually, they attract the attention of the Demon King's army!? Here is the Spin-off: + Kono Subarashii Sekai ni Bakuen wo!

"If you blush, you lose!" Living by this principle, the middle schooler Nishikata gets constantly made fun of by his seat neighbor Takagi-san. With his pride shattered to pieces, he vows to turn the tables and get back at her some day. And so, he attempts to tease her day after day, only to find himself victim to Takagi-san's ridicule again sooner than later. Will he be able to make Takagi-san blush from embarrassment even once in the end?

Adapted from a visual novel. A girl who can capture the memory of whoever she's in front of by just looking into their eyes. A childhood friend who lives with two red-smeared eeirie dolls, convinced they are her parents. A sickly little sister who manipulates persons by just smiling. The protagonist meets these girls who lack something, and gets involved in strange events. This slowly gnaws at his heart, like tracing with a fingertip the reminiscences of a distant day. A sad, and somewhat nostalgic, story about memories. -------------------------------------- From MangaHelpers: Shishikura Shigure is an ordinary high-school student, who is into gal games, figures, and late night anime. He tends to be pretty oblivious of most of his actual surroundings, particularly at school. Since his parents have gone overseas for work, his childhood friend Koyomi has taken charge of caring for him. One Wednesday, one of Koyomi's friends is missing, and she seems overly concerned. She explains to Shigure that one month ago, a student at their school threw herself in front of a train. On every Wednesday since then, a girl at their school has killed herself. She warns him not to get involved, but Shigure decides to look for Koyomi's friend. Shigure ends up at the scene of the crime, where he sees a darkly mysterious girl who claims she can peek into people's memories. Shigure learns later that she is the student council president, but why was she so cavalier about her classmate's death? Could she be involved, and will Shigure be able to stop this string of supposed suicides? [tethysdust]

From MangaHelpers: Professor Doug Wright teaches at Bennett University, teaching subjects such as bio-terrorism and chemical warfare. One day, he receives a letter from Asia's largest private high school academy: Marhawa Academy. The letter reads: "A biohazard has occurred inside the academy grounds." Doug immediately departs to investigate this incident with his nephew, Ricky, as his assistant. What he finds there looks to be another Raccoon City inside all over again. With the help of Chris Redfield and the BSAA [Bio-Terror Special Operations Unit], will he be able to stop the madness of the t-virus inside this isolated school? [DrCoke]

Based on the game by Age, sequel to MuvLuv Unlimited, taking place in an alternate universe where the Earth is invaded by aliens. From Wikipedia: In Alternative, Takeru wakes up three years after the end of Unlimited to find himself back in his room. Although he first thinks that everything that had happened to him was a dream, he soon feels that something is wrong, and leaves the house to find that he has been sent back in time to the beginning of the events in Unlimited. Unwilling to accept something like Alternative V, he decides to help professor Kouduki to complete Alternative IV and save mankind.

Sequel to Immortal Regis. Reading the entirety of the prequel is highly recommended, otherwise, this story from chapter 4 on will spoil it and/or be confusing. Cavalier of the Abyss (so far) is set only in the world of Chaos. There is now a Regis of Chaos.

In case you don't know, this is a remake version of Real Account, not season 2. In a world driven by fictionalized friendship, courtesy of the program named "Real Account", the table suddenly turns, and the cybernetic world turns real! How will they survive?

Windmill is another name for Kujima High School and it comes from the windmill that sits at the top of the campus. But Kujima is more known for having the strongest fighters and they pit against each other to be the top dog. Shiiba Gaku is only a freshman but he has his eye set on beating Aramaki Itaru, aka Shake, who is the current boss of the school. But Gaku needs to get stronger if he wants a shot at the number one title. With classmates like the big and strong afro dude Marumo Taiji, it will be do or die for Gaku at the Windmill.

Long ago a magical cat disguised as a human woman fell in love with a human man. It is said that during their time together they even had children. They say that afterwards, the magical cat dwelt happily as a human, that she ascended to the heavens and became a cat-god, and is even now watching over the world of cats and men. Of those descendants, the cats of Cat Forest Town say that they have mysterious powers. The townsfolk care for the cats as their guardian dieties, and the cats, too, have become attached to the humans.

Hiromu is a kid who is slow and bad in sports; despite that, he really wants to do sports. After a day full of failures trying to get to a sports club, he gets to the ping pong club. In the ping pong club he meets someone named Kawazue who is the ace, and he tells Hiromu he can’t join the club, because he probably failed every other club and is underestimating the ping pong club. A friend of Hiromu called Otome who wants Hiromu to get into a club merges in the middle of the conversation and has a match against Kawazue for Hiromu joining the club, but she loses. After that, and a lot of begging, Hiromu plays against Kawazue. If he loses, Otome becomes the ping pong club manager. He almost loses, but than he remembers he always gives up and it’s time to stop giving up. Then he shows wits when Kawazue was about to go, Kawazue got back to the game, just to fall for a smash counter Hiromu who never before played ping pong set up for him, and so he got a point… And entered the ping pong club. Summary by ThE WoRm.

The special focus on the meeting of Shishio Makoto and and his significant other, Yumi Komagata. The manga also details how Shishio formed the Juppongatana, his organization of warriors and assassins that he recruits in an attempt to overthrow the Japanese government in the original Rurouni Kenshin manga.

A project to develop new superpowers is underway in Academy City. That project will turn Accelerator into a --?!