When Tokyo ESP meets Ga-rei...

From Kodansha Comics:
In the gritty, futuristic city of Neo-Saitama, the streets run slick with acid rain and blood. Here, an army of cybernetics-clad ninjas runs amok under the menacing rule of the Soukai Syndicate. As incessant strife wrought by a ninja turf war takes the lives of all citizens who end up in the crossfire, one can only hope to end the day without getting a suriken to the skull. But in these dark, tragic times, a spirit of vengeance rises to kill all wicked Ninja who terrorize Neo-Saitama. This crimson avenger is Ninja Slayer, and he will not rest until all Ninja have been slaughtered at his hands.

Kaju is a normal boy. But his life changes when he is reanimated by a necromancer who wants to conquer Japan. Whatever will happen next...

Tian Jiao Lianmeng, is a mysterious yet popular game. Legends say that only five people can clear it, and by doing so, will gain riches beyond belief. In order to continue his peeping obsession on the Jiejie next door, Luo Xiao Wei was determined to clear the game and gain the rewards, and to also replace his telescope. However, more and more puzzles await him….

After being reformed by the GTO, Eikichi Onizuka, the Twins of Terror, Riko and Miko Sakaki, leave their past behind and become members of the Disciplinary Committee at their school, Chigasaki Kahoku Private Academy, helping fellow students in need through an SOS messaging system. When an illegal prostitution auction ring is uncovered at their school, the twins set out to restore peace to their school and punish those responsible.

From Shoujo-Sense:

Arata was just your normal high schooler, until one day when things started to move. He gets entangled in a phone game called "Dragon Collection". With his only redeeming quality being lucky, what can he do about conquering the World?

A tale about people who have to shoulder the burden of mankind’s progress…

What can you do when you get mistaken for murder? Nothing. You go to prison. Lucky for you, your inmates are some of the biggest cutthroats in the prison. Seriously, you are lucky. Especially when zombies attack.

Just after being dumped by his girlfriend for being wishy-washy, our hero meets a high-school girl... with dog ears? Is she a dog? A human? She's wide open, rather naive, and with her around, it's just one crazy day after another. Romantic comedy author Hiroyuki Tamakoshi, author of "Boys Be", brings us the unlikely love story of a hopeless office worker and the extraordinarily beautiful girl who lives with him.
Take care of your doggy!

Neo Universe was an online game that was very popular in the story. Ganda participated the game, hoping to become a GM like his brother Vissana. Unfortunately, Ganda was tricked by an Anti-GM member named Waipoj, and Ganda accidentally became one of the Anti-GM members.

Rito is a high-school boy who just can't confess to the girl of his dreams, Haruna-chan. One day when coming home and sulking in the bath-tub, a mysterious and barely clothed girl appears out of nowhere. Her name is Lala and she comes from another planet...

From Batoto: For a long time, wars have been waged between the Overworld and Underworld. In order to end this, people fought for their own cause.

Old Gods are invading Earth, possessing humans and baring naked their most wicked emotions. The most powerful 'disciples' of these evil demons are called 'mages'. The story concentrates on two such people: Yoguruma Mugen (disciple of Yogusutoosu) and Narukami Chikage (bound to Nyarlathotep). Their strained relationship and addition of another, seemingly human girl thrusts us into the world where no black or white exist. In this strange and brutal world fight to stay human even in the worst circumstances continues.

The author seems to use lore from the Lovecraftian mythos.

About the title, ダイン (roomaji: dain) is Japanese for dyne, which has the symbol or standard abbreviation of dyn. It is a unit of force that was used in physics starting in the mid-1800s but was largely supplanted by later systems.

See:
http://en.wikipedia.org/wiki/Dyne
http://ja.wikipedia.org/wiki/ダイン

From Yen Press: If you thought the SOS Brigade’s adventures couldn’t get any more outrageous…you’ve never met Haruhi-chan! Nagato has gone otaku! Asakura is her pint-size prisoner/plaything! Mikuru’s so cute she turns into a sheep! You’ll find plenty of gags and guffaws as Haruhi dives into the world of four-panel and short comics!!

Boruto is the son of the 7th Hokage Naruto who completely rejects his father. Behind this, he has feelings of wanting to surpass Naruto, who is respected as a hero. He ends up meeting his father's friend Sasuke, and requests to become... his apprentice!? The curtain on the story of the new generation written by Masashi Kishimoto rises!

Boruto: Road to B — A manga-omake collaboration between Masashi Kishimoto, author of Naruto, and Kenji Taira, author of Rock Lee's Springtime of Youth Full Power Ninja Chronicles and Sasuke Uchiha's Sharingan Legend.

Old wizards announced the abolishment of the indenture. For the purposes of the respective, the magician's 12 apostles and humans have signed an indenture.

Young boy Linsa has a weird disease.One day, on his way home to rescue the one being chased apostle Alice. Henceforth, he began the adventure of destiny.

A contemporary story where fairy tales (Wizard of Oz, Snow White, Beauty and the Beast, etc.) suddenly gets mixed up with reality.

From Viz:
When goofy inventor Senbei Norimaki creates a precocious robot named Arale, his masterpiece turns out to be more than he bargained for!

This series helped launch Toriyama's career and was awarded the Shogakukan Manga Award for shounen and shoujo manga in 1982.

From Alyschu:
In the primitive world, all the youths were hot-blooded. The Faith of Totem is the direction for one to chase their dreams! Wits and Courage are our instincts for survival. The life in the Warrior Tower was tough but joyous. Shortly in the future, even if everything had already turned to smoke and mist, our friendship will never disappear.

Asakura Kosame is rejected by the girl he likes. He bought a guitar and created a song solely for the confession on his graduation day in Junior High. Unfortunately, the girl likes another cool boy from another school, whom happens to be a member of a band.
Later, Kosame enters Meirou High. He decides to join a music club and become great to show it to the girl whom rejected him for revenge. But, it turns out there is NO music club at Meiro. The one who sees him at that time is...