1. The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat (世界最高の暗殺者、異世界貴族に転生する)
The world's number one assassin has been reincarnated as the eldest son of a family of aristocrat assassins. In exchange for being reincarnated in another world, a goddess has imposed upon him one condition. "Kill the Hero who is prophesied to destroy the world." This was to be the mission in his new life. The synergistic effect of the vast knowledge and experience he gained that made all manner of assassinations possible in the modern world, and the secret techniques and magic of the fantasy world's most powerful family of assassins turn him into the greatest assassin of all time.
It has an average vote of 8.215 on TMDB.
2. Seirei Gensouki: Spirit Chronicles (精霊幻想記)
His past life and current life are intersecting--a boy with memories of two lives faces his destiny! After his mother was killed at an early age, the orphaned Rio fought his hardest to survive in the slums. One day, he awakens to the memories of Haruto Amakwa, who died in an accident while dreaming of being reunited with his childhood friend, and Rio realizing he has reincarnated in a world of swords and sorcery.
It has an average vote of 8.433 on TMDB.
3. Full Dive: This Ultimate Next-Gen Full Dive RPG Is Even S* Than Real Life! (究極進化したフルダイブRPGが現実よりもクソゲーだったら)
In an unexpected turn of events, dull high school student Hiro Yuuki obtains the full dive role-playing game Kiwame Quest. Created by the best of technology, the game claims to take "reality to its extremes," from stunning graphics, NPCs' behavior, to the scent of vegetation, and even the sensation of wind brushing against the skin—everything was the result of an ultimate workmanship.</p><p></p><p>Except, the game is a little too realistic and messy to clear. Kiwame Quest features over ten quadrillion flags and reflects the players' real-life physical abilities in the game. Being hit in the game also hurts in real life and slash wounds take days to heal.</p><p></p><p>The only reward here is the sense of accomplishment. Conquer the most stressful game in history that can't be played casually!
It has an average vote of 7.9 on TMDB.
4. Uncle from Another World (異世界おじさん)
After being in a coma for 17 years, Takafumi's middle-aged uncle suddenly wakes up speaking an unrecognizable language and wielding magical powers.
It has an average vote of 7.6 on TMDB.
5. Most Dangerous Game
Desperate to take care of his pregnant wife before a terminal illness can take his life, Dodge Maynard accepts an offer to participate in a deadly game where he soon discovers that he’s not the hunter but the prey.
It has an average vote of 7 on TMDB.
6. Is It Wrong to Try to Pick Up Girls in a Dungeon? (ダンジョンに出会いを求めるのは間違っているだろうか)
In a world, where the deities have descended from the heavens lies the town of Orario that features the Dungeon, which contains an assortment of monsters from goblins to dragons. Adventurers slay those monsters and take their shards, which are then used to craft magic items. To become an adventurer, people join groups called Familia. Each of which is named after and serves a resident deity. The adventurers and their attributes and abilities are ranked by level, improved by experience and supervised by their Familia's deity.</p><p></p><p>Bell Cranel, a novice adventurer, is the sole member of the Familia under the goddess Hestia. After being saved by top level adventurer Ais Wallenstein of the Loki Familia, he falls in love with her and decides to improve and become worthy of her attention. All the while mostly unaware that other girls, deities and mortals, also develop feelings for him. Especially Hestia herself.
It has an average vote of 7.274 on TMDB.
7. Demon King Daimao (いちばんうしろの大魔王)
Demon King Daimao follows Akuto Sai as the lead character, who on the day he enters Constant Magic Academy, receives a very unexpected future occupation aptitude test result: “Demon King.”
It has an average vote of 7.7 on TMDB.
8. The Testament of Sister New Devil (新妹魔王の契約者)
Toujou Basara is a high school student whose father has suddenly just remarried. His father then departs overseas leaving Basara with two new beautiful step-sisters. Little does he know, his new sisters, Mio and Maria are actually the new Demon Lord and a succubus!? Almost trapped into a life of servitude, Basara forms a reverse contract by accident and ends up becoming Mio's master! Hijinks ensue as Basara finds himself in one ecchi situation after another. However, Mio's life is in danger as she is pursued by demons and heroes!
It has an average vote of 8.049 on TMDB.
9. The Batman
A young billionaire Bruce Wayne fights crime and evil as the mysterious vigilante, The Batman.
It has an average vote of 7.833 on TMDB.
10. Overlord (オーバーロード)
In the year 2138, virtual reality gaming is booming. Yggdrasil, a popular online game is quietly shut down one day. However, one player named Momonga decides to not log out. Momonga is then transformed into the image of a skeleton as "the most powerful wizard." The world continues to change, with non-player characters beginning to feel emotion. Having no parents, friends, or place in society, this ordinary young man Momonga then strives to take over the new world the game has become.
It has an average vote of 8.5 on TMDB.
11. My Dress-Up Darling (その着せ替え人形は恋をする)
Wakana Gojo is a high school boy who wants to become a kashirashi--a master craftsman who makes traditional Japanese Hina dolls. Though he's gung-ho about the craft, he knows nothing about the latest trends, and has a hard time fitting in with his class. The popular kids--especially one girl, Marin Kitagawa--seem like they live in a completely different world. That all changes one day, when she shares an unexpected secret with him, and their completely different worlds collide.
It has an average vote of 8.521 on TMDB.
12. Parasyte -the maxim- (寄生獣 セイの格率)
A species of parasitic aliens descends on Earth and quickly infiltrates humanity by entering the brains of vulnerable targets; insatiable beings that gain total control of their host and are capable of transforming themselves to feed on unsuspecting prey. High school student Shinichi Izumi falls victim to one of these parasites, but the creature fails to take over his brain and ends up in his right hand.
It has an average vote of 8.4 on TMDB.
13. Mushoku Tensei: Jobless Reincarnation (無職転生 ~異世界行ったら本気だす~)
A 34-year-old hikikomori is kicked out of his home by his family after the death of his parents. After his eviction, he saves a group of teenagers from being killed by a speeding truck, but loses his life in the process. When he comes to, he realizes he has been reborn as Rudeus Greyrat, in a world of swords and sorcery.
It has an average vote of 8.526 on TMDB.
14. Dr. STONE (Dr.STONE)
One fateful day, all of humanity was petrified by a blinding flash of light. After several millennia, high schooler Taiju awakens and finds himself lost in a world of statues. However, he's not alone! His science-loving friend Senku's been up and running for a few months and he's got a grand plan in mind, to kickstart civilization with the power of science!
It has an average vote of 8.582 on TMDB.
15. Demon Slayer: Kimetsu no Yaiba (鬼滅の刃)
It is the Taisho Period in Japan. Tanjiro, a kindhearted boy who sells charcoal for a living, finds his family slaughtered by a demon. To make matters worse, his younger sister Nezuko, the sole survivor, has been transformed into a demon herself. Though devastated by this grim reality, Tanjiro resolves to become a “demon slayer” so that he can turn his sister back into a human, and kill the demon that massacred his family.
It has an average vote of 8.672 on TMDB.
16. Boruto: Naruto Next Generations (BORUTO-ボルト- NARUTO NEXT GENERATIONS)
The life of the shinobi is beginning to change. Boruto Uzumaki, son of Seventh Hokage Naruto Uzumaki, has enrolled in the Ninja Academy to learn the ways of the ninja. Now, as a series of mysterious events unfolds, Boruto’s story is about to begin!
It has an average vote of 7.9 on TMDB.
17. Chainsaw Man (チェンソーマン)
Denji has a simple dream—to live a happy and peaceful life, spending time with a girl he likes. This is a far cry from reality, however, as Denji is forced by the yakuza into killing devils in order to pay off his crushing debts. Using his pet devil Pochita as a weapon, he is ready to do anything for a bit of cash.
It has an average vote of 8.6 on TMDB.
18. Super Dragon Ball Heroes (スーパードラゴンボールヒーローズ)
Trunks returns from the future to train with Goku and Vegeta. However, it disappears without warning. Then the mysterious Fu bursts in, telling them that Trunks has been imprisoned in the Prison Planet, a mysterious complex in an unknown place in the universes. The group seeks the dragon balls to free Trunks, but an endless battle awaits them! Will Goku and the others rescue Trunks and escape the Prison Planet?
It has an average vote of 7.558 on TMDB.
19. South Park
Follows the misadventures of four irreverent grade-schoolers in the quiet, dysfunctional town of South Park, Colorado.
It has an average vote of 8.358 on TMDB.
20. Peaky Blinders
A gangster family epic set in 1919 Birmingham, England and centered on a gang who sew razor blades in the peaks of their caps, and their fierce boss Tommy Shelby, who means to move up in the world.
It has an average vote of 8.536 on TMDB.