Bouken Yuuki Pluster World

A great war occurred in the 20th century between humans and monsters. Since that time, the monsters rule the world in fear but keep relatively hidden from public view. A boy named Bokka ponders the past and wonders what became of the Meros Warriors who defended the world so bravely against the demons. He soon meets Kurofune and learns of the power of the Meros and the I-bar machines they ride in battle. Warriors are the only ones who can see and hear the Melody of Oblivion, a phantom girl hidden away waiting to be rescued and be the savior of mankind. During a battle between Kurofune and a demon, Bokka discovers something only his wildest dreams could possibly imagine...he too can hear that melody. Throughout his journeys, Bokka meets many monsters and their agents, friends, and companions as he discovers the true extent of his new powers. He must continue to battle evil in the hope of releasing Boukyaku no Senritsu and free a world that has forgotten its once beautiful melody.

A 16-year-old boy named Shurato and his friend Gai happen to be drawn into a gigantic ball of light while competing in the final match of a martial arts tournament. When they regain their senses, they find themselves transferred to a mystic heavenly sphere with a divine atmosphere. It's soon discovered that Shurato used to be the governing king of this world and that he has only been brought to his original state. Shurato is shocked as Gai suddenly turns hostile. After this unfortunate incident, a spectacular yet fantastic drama develops involving the two.

In a raving world, legendary knights stood up. Will they become gods of war or world saviors? Three Portriss Knights and sole human boy are now going to change the World! Portriss Planet, home of where robots live in peace. However, this peacefulness was ruined by the sudden appearance of a Dictator "Dark Portriss". Dark Portriss plans to attain infinite powers through the use of the "Space-time destroying Cannon". The only ones able to stop this are the Portriss Knights! A boy, Yuuma, accidentally got into the Portriss World, and the Portrisses` adventure begins!

VIllgust is a peaceful world that exists parallel to ours. However, now an evil deity has been revived and has sent evil creatures to destroy many countries, which left darkness and terror to rule the world. The peoples' prayers and cries has reached out to the goddess Windina and in order to free the world from darkness she chose eight brave warriors to defeat the evil deity. Although blessed, these warriors are unaware at the path chosen for them, thus the two groups of Kui, Chris, Fanna, and Youta must meet up with Murobo, Remi, Ryuquir, and Bostov before they can follow the path chosen for them and defeat the evil deity.