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...

Dong Nu was an ordinary beautiful girl in her junior year of high school. After an accident, she met a very powerful yellow-haired man. Although his behavior was a little eccentric, he attracted her attention. As she learned more about him, she began to discover that this man had a shocking identity, as he was not just an ordinary mortal... In fact, you might even call him a... Original Webcomic: http://ac.qq.com/Comic/comicInfo/id/524373

From MangaHelpers:
Maiharu Hiromi has moved from Nagasaki to Kamakura at the start of her high school years. Kamakura is a beautiful, mountainous place, with a view of the sea and Mt. Fuji, and Hiromi is thrilled to explore the area. Hiromi hasn't ridden a bike since she was very young, but she attempts to ride to her first day of school anyway. In her case, riding a bike does not come naturally, and she ends up bumping into her first friend, Tomoe, who helps her learn how to ride. It turns out Tomoe is going to be in Hiromi's class, and their teacher is also a cyclist. Now Hiromi's exciting high school life, full of new friends and learning about cycling is about to start.

Having given a magical Tengu mask to a human boy when she was little, Tengu princess Arazunaya Jirou is told by her father to go get it back. Nariyuki (the boy), now a high schooler, doesn't want to give it back. Slapstick comedy ensues.

Half a century ago, the human race was attacked by an enemy from the sea known as the AUS. When Reiji Shiroyama was little, he was unable to protect his sister from the AUS because the gun he tried firing jammed. Since then, Reiji refuses to trust guns and only trusts his fists.

16-year-old Murai Masahiko is a fat, ugly, gaming-addicted social outcast with a fetish for the smell lingering around a scumbag in his class. When a beautiful girl named Mizusawa Haruka transfers into his class, one thing leads to another and they start dating. But there's a truth that Murai is all too aware of: Mizusawa Haruka died five years ago.

A shounen story where 2 teenagers went back in time to the "Three Kingdoms" period of China. An entertaining action series with some light moment & a bit of romance. You also get to learn a bit about that era.

From JanKenPon:
Middle schoolers, Shiro and Masumi, encountered a mysterious dragon that brought them back to the time of the Three Kingdoms; situated in ancient China. As soon as they arrived, they were rescued by the Han Kingdom. Not long after these events, Masumi was kidnapped and Shiro barely escaped death... Soon the story gets more complicated as they are stuck in the past.

In 1997, Ryuurouden won the Kodansha Manga Award for shōnen manga.

The demon king has awoken after his 500 years long slumber and he tries to destroy mankind. Now a little monk has to travel to look for 12 warriors with powers of the 12 Chinese signs to fight him.

After his mother's death, Miwatari Yuu returns from Tokyo to live with relatives in the city of his birth, Ousuku. Yuu is the latest of a line of Shinto priests that stretches back generations.
After his arrival, he runs into a strange girl who seems to be searching for the Northern Lights. Yuu saw the Aurora as a child, though no one believed him, and his mother had told him it was the armor of the Valkyries traced across the sky. Yuu's destiny is interwoven with this mysterious girl and the aurora, and he will not be able to help being drawn into a battle that involves both gods and humans!

It's 1950s Tokyo, and only the Rose Cross Detective Agency dares to tackle cases the police refuse to touch. Enokizu Reijirou is an eccentric private-eye with psychic abilities, while Chuuzenji Akihiko is a surly used book store owner and part-time onmyouji with an encylopaedic knowledge of obscure supernatural trivia. Together with their associates, they seek justice for the victims of various odd crimes.

Stand-alone side story to the Kyougokudou series, which begins with Ubume no Natsu.

Shizuku has a crush on Yuu-kun; however, the day she mustered the courage to finally confess, Yuu appears transformed into a girl because of the rare TS Disease.

“Angel,” an experiment, escapes from the lab, and joins Hua Ye’s clan, where there's a 26 year old guy who hates children and nine hooligans. What kind of stories will unfold with them and Angel, who has always yearned for a family? Original Webcomic: http://ac.qq.com/Comic/comicInfo/id/521717

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