This is a spin-off of the series Night Wizard. It has completely different characters.

ryuunosuke changes into a female wizard when he senses monsters called Emulators

The once-sunken Battleship Yamato returns from its watery grave to wreak havoc across Japan.

"WITH -Friends from Another World-" is a virtual reality social-networking game, which is about to end its service. An in-game couple, Natsumi (human) and Kanata (zombie) say their farewells in the game's final moments.
A short Zombie Girl x Girl oneshot.

In a certain star system, there is a small planet called the Onsen Planet. The entire surface is covered in hot springs, and the ones who manage them are the 4 Santa Monica siblings.

Crossover one-shot between Mazinkaiser and Shin Getter Robo. It was included in Immortal Super Robot Encyclopedia (不滅のスーパー� ボット大全). The manga begins with the Mazinger Z and Great Mazinger fighting against an alien machine after the Diana A and Venus A have been taken down.

A sci-fi story about a man who takes home an android he finds on the street.

1) An Ark of the Prince

2) The Direction Of The Ark

3) Treasure

4) Cage Of Eternity
Tomoyuki seeks revenge for the games Shibata played with his sister. Thus begins the Master and Pet game, but Shibata may have become too accustomed to the role Tomoyuki forced upon him.

5) Love Chocolate
A short sequel to Cage of Eternity where Shibata only wants one thing for Valentine's Day: Tomoyuki.

6) Wild Sons
As the sole heir of Flanagan, Vincent was to take on his father's role in maintaining the peace in a small town. He’d never expected Luke, the man who inherited his father’s name and a share of his father’s legacy. Will Vincent acknowledge Luke as his brother and someone with equal rights to Flanagan’s inheritance or will Luke die before he accomplished his sole purpose in that town?

7) Music At The Break Of Dawn

When the world is full of danger and one fears for their lives, they reach out for protection.

For some, that protection comes from the girls of Tercio, a private security company which hires individuals with "special genealogy." Despite their appearance and personalities, the girls are competent bodyguards who specialize in a number of skills. While carrying out the duties of a Tercio bodyguard, the headstrong sword-wielder, Tsukasa Yakuouji, feels as if she's searching for something...

From Kotonoha:
Set in a world where every object has its own spirit, the story follows Miles, a young woman who has the rare ability to communicate with those spirits. Working as a spirit medium, Miles helps people find the objects that are compatible to them.
Assisting her is a mysterious man named Gikaku who?s literally not from this world. Dubbed as the "God of destruction" Gikaku wields a terrible power which, as it seems, only Miles can contain. But for how long?

In the distant future, in a distant corner of Siberia, people live in domed cities called Domepolises. These are the primary human living spaces on Earth, which became uninhabitable years ago from environmental destruction. Now, parts of the Earth are becoming habitable again. Large portions of the Domepolises are breaking off to escape the powers that control the domes and trade.
Gainer Sanga, video game champ on his 200th victory, becomes an unwilling helper in his hometown`s Exodus when he is wrongfully arrested by the Siberian Railway. He pilots a giant mecha which he dubs `King Gainer` after his own video game handle. He is challenged to fight other Overmen as Yapan tries to escape across Siberia.

A one-shot from the creator of Psyren! A mysterious UFO appears in front of the siblings Arata and Himari!

Prequel to the Getter Robo Armageddon anime.

Also published in the Getter Saga version of Shin Getter Robo.

A collection of surrealistic oneshots complemented by the mangaka's unique art style.

The SKAR virus has infected a handful of adolescents worldwide, giving them superhuman, telekinetic powers along with a death sentence. When the government and the private sector both set out to find a cure for the deadly illness, their humanitarian effort belies an arms race that could set up a whole new balance of power. Enter the young Sam Chance, who finds himself SKAR-positive. The imminent end of his life just might be the beginning of an entirely different world... From comic vet David Hine (X-Men, District X, Spawn: The Armageddon Collection) and global manga artist Hans Steinbach (A Midnight Opera) comes an unflinching look into a future that's closer than we all would like to admit.

The curvaceous cutie Captain Tita pilots the far-future submersible Cha Cha Maru, hunting creatures for the exotic pet market. With only four years’ experience under her belt, can Tita capture an elusive cloud whale and fulfill a vow to her dead father, or is she literally out of her depth on this one?

From Tokyopop:
Kaguya is the orphaned survivor of a war she can't remember. She has grown to love her new life and the parents who have adopted her, until once again, her life is torn away from her. A boy she remembers only in her dreams comes to Kaguya and gives her the truth ... that she is a princess from another world...

From Tokyopop:
After the 5th World War comes to an end, 46% of humans have been wiped off the face of the earth. Because of contamination, the survivors of this war colonize the moon and Mars with plans to move back to Earth after they purify the planet.

From Crunchyroll:

Tatsumiyajima is the central island in the middle of a small cluster of islands, in a sleepy backwater of the Japanese isles. Not much happens there, and the island's young people go to school knowing that their lives are likely to remain peaceful and undisturbed. Or so they have been taught... but the truth is different. The fate of mankind is on the line, and Tatsumiyajima is the last line of defense against a hostile and incomprehensible enemy. At the center of it all, fighting for Humanity's continued existence, is the giant robot Fafner, the dragon that guards this final treasure of mankind.