1. Ben 10: Alien Force
Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has reconfigured his Dna and can now transform him into 10 brand new aliens. Joined by his super-powered cousin Gwen Tennyson and his equally powerful former enemy Kevin Levin, Ben is on a mission to find his missing Grandpa Max. In order to save his Grandpa, Ben must defeat the evil Dnaliens, a powerful alien race intent on destroying the galaxy, starting with planet Earth.
It has an average vote of 8.3 on TMDB.
2. Absolute Duo (アブソリュート・デュオ)
This is the story of Tooru Kokonoe who has enrolled at Kouryou Academy, a school which trains students in wielding Blaze, soul powered weapons to prepare them for the Dorn Agency's special peacekeeping corps. When Tooru is partnered with a mysterious girl: Julie Sigtuna, he finds he has to overcome many hurdles to ensure their teamwork and fighting skills are up to par for the duration of their training.
It has an average vote of 8 on TMDB.
3. Don't Toy with Me, Miss Nagatoro (イジらないで、長瀞さん)
"A girl in a lower grade just made me cry!" One day, Senpai visits the library after school and becomes the target of a super sadistic junior! The name of the girl who teases, torments, and tantalizes Senpai is "Nagatoro!" She's annoying yet adorable. It's painful, but you still want to be by her side. This is a story about an extremely sadistic and temperamental girl and you'll feel something awaken inside of you.
It has an average vote of 8.2 on TMDB.
4. Serial Experiments Lain (serial experiments lain)
Lain—driven by the abrupt suicide of a classmate—logs on to the Wired and promptly loses herself in a twisted mass of hallucinations, memories, and interconnected-psyches.
It has an average vote of 8.274 on TMDB.
5. Saga of Tanya the Evil (幼女戦記)
On the front lines of the war, Tanya Degurechaff, blond hair, blue eyes, and porcelain white skin, commands her squad with lisping voice. Actually, she is one of Japan's most elite salary men, reborn as a little girl into a world of magical warfare after angering a mysterious being who calls himself God.
It has an average vote of 8.449 on TMDB.
6. Shomin Sample (俺がお嬢様学校に「庶民サンプル」として拉致られた件)
Kimito Kagurazaka is an ordinary high school boy who is kidnapped by an elite young lady's academy to be a "sample of the common people." The school is full of sheltered girls who have never met male peers before.
It has an average vote of 8.503 on TMDB.
7. Seraph of the End (終わりのセラフ)
In 2012, the world allegedly comes to an end at the hands of a human-made virus, ravaging the global populace and leaving only children untouched. It is at this time that vampires emerge from the recesses of the earth, likely followed by age-old horrors of the dark thought only to be myth. The vampires sweep the earth and claim it in a single violent stroke, subjugating the remnants of humanity and leading them beneath the surface to safety. This "protection" comes at the price of donating blood to their captors. At the age of twelve, Yūichirō and his friend and fellow orphan Mikaela plotted to escape along with the children in Hyakuya Orphanage. However, this resulted in their deaths and Mikaela sacrifices himself in order for Yūichirō to escape and be saved by members of the Moon Demon Company, an extermination unit of the Japanese Imperial Demon Army. Four years later, Yūichirō dedicates his life to destroy vampires and seek revenge against them for murdering his "family".
It has an average vote of 7.908 on TMDB.
8. Fate/stay night (Fate/stay night)
Shirou Emiya lost his parents in a fire when he was young and was later adopted by the sorcerer Kiritsugu Emiya. Shirou is drawn into the Holy Grail War summons a female "Servant" known as Saber to protect him and obtain the Holy Grail.
It has an average vote of 7.488 on TMDB.
9. Dragon Ball Z Kai (ドラゴンボール改「カイ」)
Rejoin Goku and his friends in a series of cosmic battles! Toei has redubbed, recut, and cleaned up the animation of the original 1989 animated series. The show's story arc has been refined to better follow the comic book series on which it is based. The show also features a new opening and ending. In the series, martial artist Goku, and his various friends, battle increasingly powerful enemies to defend the world against evil. Can Earth's defender defeat demons, aliens, and other villains?
It has an average vote of 7.433 on TMDB.
10. Ben 10: Omniverse
A year after the events that took place during the "Final Battle" and after the destruction of Omnitrix, 16-year-old Ben Tennyson has to face new enemies.
It has an average vote of 8.168 on TMDB.
11. Kakuriyo -Bed & Breakfast for Spirits- (かくりよの宿飯)
After losing her grandfather, Aoi—a girl who can see spirits known as ayakashi—is suddenly approached by an ogre. Demanding she pay her grandfather’s debt, he makes a huge request: her hand in marriage! Refusing this absurd offer, Aoi decides to work at the Tenjin-ya bed and breakfast for the ayakashi to pay back what her family owes.
It has an average vote of 8.377 on TMDB.
12. Horimiya (ホリミヤ)
A secret life is the one thing they have in common. At school, Hori is a prim and perfect social butterfly, but the truth is she's a brash homebody. Meanwhile, under a gloomy facade, Miyamura hides a gentle heart, along with piercings and tattoos. In a chance meeting, they both reveal a side they've never shown. Could this blossom into something new?
It has an average vote of 8.59 on TMDB.
13. Ao-chan Can't Study! (みだらな青ちゃんは勉強ができない)
Ao Horie’s father, a popular erotic fiction author, chose Ao’s name because A stands for “apple” and O stands for “orgy”! Desperate to escape her father’s legacy and get into a prestigious university, Ao devotes herself to studying instead of pursuing romance. She has no time for boys, but there’s just one problem: Kijima, her handsome and popular classmate, just confessed his love to her! And to make matters worse, she can’t stop thinking dirty thoughts about him! Looks like escaping her father’s influence will be harder than she thought…
It has an average vote of 7.8 on TMDB.
14. Black Bullet (ブラック・ブレット)
A near future, where humans have been defeated by the viral parasites named Gastrea. They have been exiled into a small territory and live in despair, side-by-side in terror.</p><p></p><p>In this world trapped in darkness—</p><p></p><p>Rentaro, a boy living near Tokyo and member of the "Civil Security"—an organization specializing in fighting against the Gastrea—is used to accomplishing dangerous tasks. His partner is Enju, a precocious young girl. They fight thanks to their peculiar powers until one day, when they receive a special assignment from the government. This top secret mission is to prevent the destruction of Tokyo...</p><p></p><p>Set in a near future, this thrilling heroic-action story... starts now!
It has an average vote of 7.611 on TMDB.
15. Eyeshield 21 (アイシールド21)
In Tokyo, a weak, unassertive boy named Sena Kobayakawa enters the high school of his choice, Deimon Private Senior High School. Sena's only remarkable physical abilities are his running speed and agility, which are noted by the school's American football team captain Yoichi Hiruma. Hiruma forces Sena to join the Deimon Devil Bats football team as its running back. To protect his identity from other teams who want to recruit him, Sena is forced to publicly assume the role of the team secretary and enter the field under the pseudonym of "Eyeshield 21" wearing a helmet with an eyeshield to hide his features.
It has an average vote of 8.451 on TMDB.
16. No Game No Life (ノーゲーム･ノーライフ)
This is a surreal comedy that follows Sora and Shiro, shut-in NEET siblings and the online gamer duo behind the legendary username "Kuuhaku." They view the real world as just another lousy game; however, a strange e-mail challenging them to a chess match changes everything—the brother and sister are plunged into an otherworldly realm where they meet Tet, the God of Games.</p><p></p><p>The mysterious god welcomes the two to Disboard, a world where all forms of conflict are settled through high-stake games. This system works thanks to a fundamental rule wherein each party must wager something they deem to be of equal value to the other party's wager. In this strange land where the very idea of humanity is reduced to child’s play, the indifferent genius gamer duo of Sora and Shiro have finally found a real reason to keep playing games: to unite the sixteen races of Disboard, defeat Tet, and become the gods of this new, gaming-is-everything world.
It has an average vote of 8.335 on TMDB.
17. The Hidden Dungeon Only I Can Enter (俺だけ入れる隠しダンジョン ～こっそり鍛えて世界最強～)
The Hidden Dungeon is a place of legend where rare treasures and items are hidden. Nor, the third son of an impoverished noble family who's lost the one job offer he had, was lucky enough to hear about this dungeon. He then acquires a skill that allows him to create, bestow, and edit skills... and in order to use it, he needs to accumulate points by carrying out such tasks as eating delicious meals and doing sexual things with alluring members of the opposite sex.
It has an average vote of 8.066 on TMDB.
18. Attack on Titan: Junior High (進撃！巨人中学校)
Your favorite characters from Attack on Titan are back in…junior high school? Adapted from the hit spinoff manga series—Attack on Titan: Junior High , this parody reimagines Eren, Mikasa, Armin, and other characters from the original manga as students and teachers at Titan Junior High School.
It has an average vote of 7.918 on TMDB.
19. Psycho-Pass (サイコパス)
Psycho-Pass is set in a futuristic era in Japan where the Sibyl System, a powerful network of psychometric scanners, actively measures the biometrics of its citizens' minds. The resulting assessment is called a Psycho-Pass. When the calculated likelihood of an individual committing a crime, measured by the Crime Coefficient index, exceeds an accepted threshold, he or she is pursued, apprehended, and either arrested or decomposed by the field officers of the Crime Investigation Department of the Public Safety Bureau.
It has an average vote of 7.875 on TMDB.
20. Seton Academy: Join the Pack! (群れなせ！シートン学園)
Seton Academy, a school full of animals where, thanks to population decline, there are fewer humans than any other creature. Mazama Jin, an animal hater and the only human male in his class, falls in love with Hino Hitomi, the only female human, the moment he lays eyes her. However he soon finds himself entangled with various other creatures after he reluctantly joins the 'pack' of Lanka the wolf, the only other member of her pack. After getting to know each other, the two decide to create a cooking club, and after a few bad-blooded misunderstandings, Ranka soon joins the club as well.</p><p></p><p>Thus begins the howl-some and howl-arious story of two normal humans; an adorable wolf; a cheerful koala; a sluggish, blonde sloth; and a feline with cattitude in their newfound club—in a story that teaches that friendship can be forged by creatures of different kinds.
It has an average vote of 8.559 on TMDB.
21. KONOSUBA – God's blessing on this wonderful world!! (この素晴らしい世界に祝福を！)
After a traffic accident, Kazuma Sato’s disappointingly brief life was supposed to be over, but he wakes up to see a beautiful girl before him. She claims to be a goddess, Aqua, and asks if he would like to go to another world and bring only one thing with him. Kazuma decides to bring the goddess herself, and they are transported to a fantasy world filled with adventure, ruled by a demon king. Now Kazuma only wants to live in peace, but Aqua wants to solve many of this world’s problems, and the demon king will only turn a blind eye for so long…
It has an average vote of 8.654 on TMDB.