The cases of a detective whose physical age was chemically reversed to that of a prepubescent boy but must hide his true mental development.

Summary

Kimihiro Watanuki, a high-schooler, is troubled by monsters and spirits who are magically attracted to him. However, nobody else can see them but him. One day, Watanuki stumbles into a shop... December 2015.

After learning that he is from another planet, a warrior named Goku and his friends are prompted to defend it from an onslaught of extraterrestrial enemies.

A Tokyo college student is attacked by a ghoul, a superpowered human who feeds on human flesh. He survives, but has become part ghoul and becomes a fugitive on the run.

Yagami Light is an ace student with great aspects who’s bored out of his mind. One day he finds the Death Note, a notebook held by a shinigami (Death God). With the Death Note in hand, Light decides to create a perfect world. A world without crime or criminals. However when criminals start dropping dead one by one, the authorities send the legendar… more Yagami Light is an ace student with great aspects who’s bored out of his mind. One day he finds the Death Note, a notebook held by a shinigami (Death God). With the Death Note in hand, Light decides to create a perfect world. A world without crime or criminals. However when criminals start dropping dead one by one, the authorities send the legendary detective L to track down the killer.

You're stuck on survival island until you gather 7 gems, and the only way to get gems is by killing other people.

 Golgo 13 has been called a Japanese counterpart to James Bond, except with a darker character, a much more hardcore attitude towards sex, and a complete lack of morality. Golgo 13 is described as a mystery man of undetermined origin, possibility being at least part Japanese, who takes any assignment for any employer (it has been said he has worked for the CIA and the KGB) as long as the right price is given and will always fulfill his contracts, even if he has two or more opposing contracts at the same time. He is an uncanny sharpshooter, with near 100% accuracy and capable of lethal trick shooting, and regularly uses a customized, scoped M-16 rifle in his assassinations. He also is a heavy smoker of cigars. 

After being falsely convicted for the murder of his entire class, a young man must learn to survive in a mysterious prison with a perverted take on incarceration while also looking to clear his name.

The story of the Joestar family, who are possessed with intense psychic strength, and the adventures each member encounters throughout their lives.

The magical action-adventures of a teenage girl who learns of her destiny as the legendary warrior Sailor Moon and must band together with the other Sailor Soldiers to defend the Earth and Galaxy.

Three or four friends roam to various cities to win beyblade battles. In these battles, everyone has his/her special moves and have some common enemies like lio which has tornado type ...

 Mafia is rife in America where assassinations are a regular occurrence on the streets. Inferno, a mysterious company, is behind most of these dealings through the use of their near-invincible human weapon, "Phantom."  One day, a Japanese tourist accidentally witnesses Phantom's latest murder. Desperate to escape, the tourist hides in a secluded building. However, Phantom, revealed to be a young woman named Ein, and the leader of Inferno "Scythe Master" captures the tourist and brainwashes him.  Given the name "Zwei," this once peaceful tourist is now a puppet of Inferno with no memories. Drawn into a world of lies, deceit, and violence, Zwei must fight to survive, hopefully to one day regain his memories and escape from this world where he is constantly on the brink of death.

 When Subaru Natsuki leaves the convenience store, the last thing he expects is to be wrenched from his everyday life and dropped into a fantasy world. Things aren't looking good for the bewildered teenager, however: not long after his arrival, he is attacked by some thugs; armed with only a bag of groceries and a now useless cell phone, he is quickly beaten to a pulp. Fortunately, a mysterious beauty named Satella, in hot pursuit after the one who stole her insignia, happens upon Subaru and saves him. In order to thank the honest and kindhearted girl, Subaru offers to help in her search, and later that night, he even finds the whereabouts of that which she seeks. But unbeknownst to them, a much darker force stalks the pair from the shadows, and just minutes after locating the insignia, Subaru and Satella are brutally murdered.However, Subaru immediately reawakens to a familiar scene—confronted by the same group of thugs, meeting Satella all over again—the enigma deepens as history inexplicably repeats itself.

 Steins;Gate is set in the summer of 2010, approximately one year after the events that took place in Chaos;Head, in Akihabara.  Steins;Gate is about a group of friends who have customized their microwave into a device that can send text messages to the past. As they perform different experiments, an organization named SERN, who has been doing their own research on time travel, tracks them down and now the characters have to find a way to avoid being captured by them.

 Several hundred years ago, humans were nearly exterminated by giants. Giants are typically several stories tall, seem to have no intelligence, devour human beings and, worst of all, seem to do it for the pleasure rather than as a food source. A small percentage of humanity survived by walling themselves in a city protected by extremely high walls, even taller than the biggest of giants.  Flash forward to the present and the city has not seen a giant in over 100 years. Teenage boy Eren and his foster sister Mikasa witness something horrific as the city walls are destroyed by a super giant that appears out of thin air. As the smaller giants flood the city, the two kids watch in horror as their mother is eaten alive. Eren vows that he will murder every single giant and take revenge for all of mankind.