Minami “Ikki” Itsuki, is a student and a delinquent. Also known as the “Unbeatable Babyface,” Ikki is the leader of the youth gang by the name of “East Side Gunz.” Upon his return home after being humiliated by a street gang of Storm Riders called the Skull Saders Ikki discovers a secret hidden from him by his benefactors, the Noyamano sisters. The sisters belong to a group of Storm Riders who go by the team name of Sleeping Forest. Keen on helping Ikki to regain his confidence and pride, they supply him with a pair of Air Trecks (abbreviated as “AT”). Ikki eventually settles his grudge with the Skull Saders, but in the process he receives more than the simple satisfaction of revenge. Determined to experience the sensation of “flight” for as long as he can, our headstrong protagonist is quickly sucked into the mysterious, yet irresistible world of Air Treck.
In their closed-off underground village, Kamina and Simon chafe at the limits imposed by the village elder. Yet all this will change, when Simon stumbles across a fantastic device—just as the village's peace is broken by a violent intrusion.
In Osaka in the year "AD20XX," Hand Shakers are partners who can summon "Nimrodes," weapons born from their deep psyche by joining hands. In order to grant the pair's wish, the Hand Shakers compete with and fight other Hand Shaker pairs. The top pair will then meet and challenge "God."
A short flashback of what happened in prequel of Heaven's Lost Property series until there's an Angel, Hiyori Kazane who is dreaming while her real body is in heaven. She had a crush on the main protagonist, Tomoki Sakurai who fight until the end where the world has memory about Hiyori erased when she died in her dream and returned to her real body. She wanted to return to her dream so much that she got modified into an Angeloid of Clockwork by heaven's master but got back consciousness with help of Tomoki. However, it was not enough to save her life.
Himari Takakura passes away after going out on a trip with her brothers, twins Kanba and Shōma. She was, however, miraculously saved by a spirit in a penguin-shaped hat. In return for her extended life, the twins must search for an item known as the Penguin Drum with the aid of three penguins, which are visible only to the siblings.
Kinjirō Sakamachi has gynophobia (fear of women), due to his violent mother and sister. Subaru Konoe is the butler of his classmate, Kanade Suzutsuki, and has to dress as a male due to butlers having to be men. When Kinjirō discovers Subaru's secret, Kanade promises to cure Kinjirō of his phobia. Kinjirō and Subaru are forced due to circumstances to spend time together and defend Subaru's secret while trying to cure Kinjirō's fear.
Shinichi Kanou is a young secluded Otaku who is offered a job thanks to his vast knowledge of anime, video games and manga and just after meeting his new employer, he is kidnapped, awakening in an alternate world with a fantasy setup. Shinichi then is informed that he was in fact selected by the Japanese government to help improve his country's relations with this new world by establishing a company to spread the unique products of the Japanese culture to this new, unexplored market.
A girl named Mitsuki Kanzaki lives with her step-brother Yuya after her mother remarries. One day, Mitsuki is possessed by the self-proclaimed spirit of a young girl, Hiyori Kotobuki. Hiyori (in Mitsuki's body) must fall in love with Yuya to move toward the "Gates of Heaven."
A new semester has arrived for Tsukune and the gang featuring a handfull of girl obsessed female first years and it seems like among these first years emerges another vampire who holds a grudge against her sister Moka. What shall this grudge lead to in the future and shall Tsukune suceed in taming this new problem child into his friend, no one knows what the future holds.