Without possessing the unique skill blessed by the goddess, a boy named Kujou Kyouya failed to save the world. He was ridiculed as a “failed hero” at the interdimensional-level academy where returned heroes who had saved many worlds gathered. However, he became the strongest and most unique hero, having trained for 30,000 years in another world with the most evil demon king, Felice, who has destroyed 3,000 worlds! Now Kyouya’s unique skill is so powerful that he cannot even be defeated by the strongest heroes! The legend of a boy trained by the most evil demon king, begins!

Thor Regus, a boy who lived in the empire, was banished to the territory of the Demon Lord by the hands of his father, the Duke. The reason was that he could only use [Alchemy] and didn’t have any combat skills. The empire was a military country, and those without combat skills were discriminated against. That is why the Empire decided to make him a hostage and sacrifice to the Demon Territory. This is a story about an exiled boy who transcends Empires and Heroes and transforms the Demon Territory into a civilised power.

Same plot as Amagami manga's but from diferent artist/authors.

*A serialization of the webcomic of the same name.* Youta wanted a friend, so obviously, he magically summoned one. He didn't quite count with the fact that he'd summon Mumu, a mighty and evil dragon girl, notwithstanding that due to hundreds of years of imprisonment, she's very needy, very weepy, very clingy, and lonelier than the button "9" on a microwave oven. *Note: Began commercial serialization in Magazine Pocket on August 4, 2021. Includes one extra and one bonus chapter.*

The manga centers on the Kuroitsu, an assistant researcher in the superhuman research & development department of Agastya, a villainous secret organization that battles with heroes who try to save the world. Kuroitsu lives a busy life in Agastya, caught between the absurd requests of her bosses; making presentations; implementing new features into superhumans; and getting results within the allotted time, budget, and spec requests; all without vacation. (Source: Anime News Network)

Teenager Kurikura Kansuke lives in a small village with his family but tragedy strikes one day when his younger sister, Ayame, is brutally murdered. Six years later, Kansuke, in his search for his missing older brother, finds multiple women who all call themselves Kurikura Ayame. Kansuke learns that out of grief for Ayame, his brother created dolls, each with a part of her corpse and enhanced for combat. Kansuke vows to find his brother and stop the mindless violence.

Seto is an ex-boy soldier who was expelled from the party of heroes on his journey because of his ruthless and incomparable fighting style. The former leader of the Demon King’s army, Satis, was kicked out after a series of failures. The two “former” enemies decide to travel together to find a second life. Sometimes they go to hot springs, sometimes they sleep in the same bed, sometimes they are attacked by demons. But what do they find at the end of their journey when they lose their place in the world? The road story of the (former) brave boy soldier and (former) demon lord’s army leader’s “rebirth”!

Shirokawa Sasane (30) is a former trading company employee and a huge fan of Romance of the Three Kingdoms. One day, after losing consciousness in Chinatown, he wakes up to find himself in the form of a little girl. However, the new body he finds himself in isn't just any little girl, but the daughter of the infamous tyrannical Dong Zhuo, Dong Bai. In order to avoid the fate of being executed alongside Dong Zhuo, Dong Bai will have to use both experience as a Japanese businessman as well as knowledge of the era!

The other OTHER version(s) of TTGL. The stories not told... perhaps... more like those you came up with after smoking a little too much... Twisted realities and perpendicular universes but above all they know who the hell we think they are.

A story about the humorous misadventures of Akabane Aya, an arrogant high-school girl who's constantly trying to outdo her classmates in everything (especially sex appeal), only to make a fool of herself in the process. Since the story takes place in an all-girls school, expect lots of girls fanservice innuendos without much seriousness.

Yariba Eiji (29 years old with intimidating eyes), a corporate slave whose only hobbies are video games and manga, gets through life by spending his time off relaxing at net cafes. One day, he happens upon Minamisato Karen (a 15 year old high school girl) and ends up scolding her. This leads to her warming up to the 29 year old Eiji...! Not only that, Eiji's little sister (a lazy middle schooler), childhood friend (a nosy ex-girlfriend), and his subordinate (a cool and serious girl) are also becoming interested in him. Love is coming at him from every direction! Juggling between his work and his newly developed ventures into romance, will Eiji's peaceful days ever return?