Highest Rated Manga

Two beings, one of pure good and one of pure evil, infused with all the knowledge and abilities of their creator, were set to awaken when the world was about to enter its final war. Shortly after his masterpieces were completed, the creator committed suicide, satisfied with the potential mayhem his creations will cause. Now, 1000 years later, a peaceful city is terrorized by a monster attack. The monster was created by the "pure evil" being named Vice, as a means to draw out his "pure good" counterpart, Ultimo. When the monster starts wrecking the city and attacking innocent bystanders, Ultimo appears to take out the monster. Finally, the two meet and their grand battle begins. Who will win? Who will lose? What do the police think about these new creatures destroying their city?
(Source: MangaHelpers)

A boy falls in love with a girl, who he witnesses urinating in public.

Unable to confess, he is gifted with a deus ex machina when the girl suddenly transfers to his school. Never minding the coincidence, he immediately calls out to her, and is overjoyed to find out that she wet her pants the moment she saw him.

Hijinks ensue as the two strike up a deal to partake in their darkest, most wild urine-based fetishes. While the two engage in water sports, DRAMA ensues as they begin to fall in love with each other instead and question the NATURE of PISS.

(Source: MU)

A collection of one-shots by Suetsugu Yuki.
Haru Koi:
Non-chan, a day-care worker, and Ryouko-san, an old married woman, are good friends despite their 25 year age difference. One day, Non-chan tells Ryouko-san that she may have a new love interest. Overjoyed, Ryouko-san helps Non-chan try to get closer to the guy, but...??
Yubiwa no Kataomoi:
Ayuko works as a wedding coordinator at a fancy hotel. Unmarried still at the age of 30 herself, she often overhears her younger co-workers snicker that her job is ironic. She didn't used to mind this until she began to fear that her once-divorced boyfriend might not to be taking their relationship seriously...
Bisai Shokudou:
Misa moved to Tokyo to work in anything but the restaurant business b/c it reminded her too much of her own home growing up. Despite her best efforts, though, she finds herself pulled back in...
Nanatsu no Yakusoku:
Nana is a young girl who lives with her single mom, a translator. Although she is quite small, she tries very hard to be well-behaved and useful, but sometimes the results are not as expected...

Hana is a normal teenager who goes to school normally, that is until she gets ran over by a car... or did she? Suddenly she finds herself in a weird place, and finds herself in the Red Light District... in EDO PERIOD?! She just wants to get back to her own time. She gets mistaken for a Prostitute and has to escape. She was not expecting to be saved by a gentleman, but suddenly she ends up in a house for geshias but then ends up being bought by the same guy who helped her earlier?!
(Source: Sweet Indulgent)

A twisted old man, gifted with extrasensory powers, holds silent sway over an entire block of apartments, its occupants puppets for him to control. Life is his to give...and to take. But suddenly there is a new voice in his head, and before he knows it, a young girl with her own battery of psychic abilities arrives to challenge him. Soon, the sprawling complex becomes a battleground between two minds possessing incredible, unimaginable power.

After his divorce, salaryman Sato became a single-dad to his kindergartener son, Rintaro! Thanks to his neighbor, college student Takahashi-kun’s help, Sato was able to get by. Even though Sato realized his attraction to his gay neighbor, he decided to suppress his feelings for Takahashi because of his recent divorce. However, things came to a head when he shouted at Takahashi and went to apologize… Enjoy this Family Love Story! ♥

(Source: FS)

Arashi has discovered a way to create and sell human-like dolls using sweet substances, dolls that are able to serve their master in different ways according to the "Dessert" they have been fed. Rokuka, one of Arashi's dolls, was fed a "love Dessert" and has therefore learned to love her master and wants to make her master happy. But what happens when she goes against Arashi's decision to sold her because of a love strung too deep...?!
(Source: Summer Rain)

This is a retelling of how Amane and Katou met, from The Story of a Girl with Sanpaku Eyes.

(Source: MU)

The Demon King led his army of demons to wipe out the human race. The Hero, Kail, and his allies attacked the Demon King's castle to defeat the Demon King. The Demon King is slain, but at what cost? Kail lost all of his allies throughout the war. Friends, family, lovers, comrades. All dead, and he is dying.

As Kail's life ebbs away in the Demon King's chamber, he notices a strange gem that the Demon King had coveted and approaches this relic to grab it; after an intense light glows, he is sent years into the past. After recovering from the initial shock, now in his younger body, he decides to avoid making the same mistakes of his first time through these years and to become stronger.

(Source: MU)

In ancient times, at a lake somewhere in the middle of Eurasia, lived people (ハムランムル) with the ability to transform into animals. But soon internal quarrels forced the population apart into four tribes, which then scattered all over the world. Their descendants prospered, including a certain Hidaka, a high school student who would be completely unremarkable if not for his unnatural appetite.
However, a British aristocrat, Earl Linford, wishes to subjugate all clans by establishing the supremacy of his own blood. For he can, after all, transform into a lion, the king of the animal reign.
That is when Renée, a young woman who can turn into a beautiful wolf, enters the picture and endeavors to return Hidaka to his roots.
(Source: jCafe24)

The Comp is a popular portable game system that also functions as a smartphone. But it suddenly becomes a portal for demons to travel to the human world! Kazuya receives three Comps, from his master programmer cousin Naoya, for himself and his two friends Atsuro and Yuzu. In order to survive the demon invasion, the trio have to use the Comps to summon and subdue the demon that appears in order to fight back against the waves of demons that are about to swarm Japan!
(Source: MangaHelpers)

The Demon King is awake at last and hellbent on world domination–but first he needs a secretary. He finds a human to organize his devilish plot, and she's perfect for the job. So perfect, in fact, that she's steadily losing her grip on her humanity. Thanks to her smarts, super skills, and secretarial wiles, it's only a matter of time before the Demon King's destructive dreams come true!

(Source: Seven Seas Entertainment)

Suou is just a normal high school student. One night, she dreams about a red-haired demon girl... who shows up the next day in the middle of class and "claims" her as her property.
(Source: Horobi no Michi)

Can Shinomiya and Sunohara resolve their differences, admit their feelings, while harboring secrets?

Zero no Tsukaima's story follows the life of the female protagonist named Louise who attends an academy for those who can use magic as a second year student. In this world, those who can use magic are either a mage or a noble. Everyone else is a commoner and is not treated equally. She is unskilled at the craft, which means she can never use her magic the way she wants to and has been dubbed the name "Louise the Zero", due to her current success rate almost always being zero. Early in the school year, the second year students get to summon their familiars; this is considered a special day where a mage summons their eternal protector and partner, which usually is some sort of creature. Louise manages to summon a human male named Saito Hiraga from Earth, leaving Louise totally humiliated. She treats Saito as any other creature, making him sleep on the floor and eat leftovers, and beats him with a whip, among other things. One day Saito challenges a noble who disrespects commoners to a duel. Saito is beaten badly at first, but once a sword was put in Saito's hands, he gained amazing powers and wields the sword with great ability. Louise and Saito, during the course of the story, face many mysteries and uncover unexpected truths.

A girl's father is relocated by his job. She's recently found the "boy of her dreams" and decides that she's staying no matter where her parents move to! She's sent to live with her grandmother and enters the same high school her mother attended. It's a religious school run by nuns. She meets a very strange girl who thinks she’s cute and shows quite an interest in her.
(Source: M-U)

While walking around the streets, Momose stumbled upon his classmate cross-dressing as a girl. Ever since then, he couldn’t help but to take notice of him in school…
(Source: M-U)

Shinohara, who liked to take care of others like a mother, and Nishioka, who loved sweet things just like a kid (with big build), were good friends. Shinohara loved Nishioka, but was totally a coward when it comes to love. He always thought that “this love is impossible” and continued to be Nishioka’s good friend when he blurted out his feelings unintentionally. To Shinohara’s surprise, Nishioka accepted him and they started to go out. But Shinohara was having doubts and wouldn’t want to believe in Nishioka. What should Nishioka do?
(from Attractive Fascinante)