Future-Retro Hero Story is set in the same universe as Outlaw Star--in fact, it is the origins of the Outlaw Star's setting. A pulp science-fiction series with plenty of humor, action, and adventure to go...

In the not so distant future, Earth is invaded by aliens. The United Nations instates a draft, and all humans on Earth are eligible to become soldiers. Kurando Nieno is a rather scrawny high school student...

From AnimeSigma: One day, while Shirou was delivering a secret weapon to his colleague, he met Amane Mao, a super strong girl who is capable of lifting cars. Suddenly, an ERROR, a monster that struck Old Tokyo...

The story is set in a futuristic and peaceful world made possible thanks to the invention of the Manifestation Engine (示現エンジン Jigen Enjin), a powerful engine that creates energy from the sky and helped to...

Wahhaman is a special robot soldier built ten thousand years ago by the Atlanteans. Found and dug up in present-day Toukyou, he doesn't remember anything, due to a nasty knock to the head he received at some...

After being sentenced to death, the girl Gladiolus was sent to a planet inhabited by robots and is forced to fight as a gladiator to win her freedom!

Tagami Yusuke, led by a mysterious voice, is summoned to another world, "Caltsio". He was just a young video-game lover, but Fate decided to make him become the "Evil God of Calamity" of this world, obtaining...

A reform school for juvenile delinquents established in 200X is actually a government-sponsored laboratory, which makes ultra-human warriors with genetic modification. Three new kids enter the school. Itsuki...

A spinoff of the author's other work, 81diver, based on the adventures of Kirino Shito as his alter-ego Zanguard.