“Tenko” is Kohei Horikoshi's — mangaka of My Hero Academia — first published work back in 2007.

It stars the eponymous boy that has a tragic past, and his endeavor during war time in feudal Japan. He's the main inspiration behind a character from My Hero Academia that has a similar name.

From Shrine Of Memories:
Aki has to move away, but before she does, she wants to go on a date with Shinozaki. Can love still continue even at a distance?

A resigned girl remembers something she’d forgotten after being forced to spend time with a rather odd transfer student.

In this story, Nagai gets his folklore on with every chapter containing a lot on Buddhist lore or Japanese folklore. The prologue introduces us to Heaven, Incorporated, a company with a particular staff that hunts down all sorts of supernatural monsters and protects humanity from them.

From Ivyscan:

The Lord of Sanwa's son Lamkha saves Kanan, who collapsed on the road, and brings her home. In Sanwa, where the Messengers of Heaven or Flying Serpents roam the skies, a legend has been passed down the generations. According to the legend, a Holy Dragon fell from the heavens following a battle against a Black Dragon and was buried in Sanwa. What is the truth behind the legend?

High-school girl Yuri suddenly finds herself on the rooftop of a high-rise building. She's trapped in a bizarre world surrounded by skyscrapers, where a masked man cracked open a man's head with an axe before her eyes. Finding a way to survive this bizarre world, find her beloved brother, and escape becomes her top priority, but she is beset by danger not just from the mysterious Masks, which possess both inhuman strength and cruelty, but other survivors turned cruel or desparate by the insanity of the high-rise world.

Senya is just an ordinary guy, who wanted to become an astronaut as a kid. One day and suddenly, he's transported into another world after seeing on the rooftop of his school something like a "tower" going across the sky. There, he witnesses a ruined world, where skyscrapers are connected by suspension bridges. Senya, perplexed, manages to see a girl standing on the roof of another building, as well as a masked man holding a bloody weapon in his hands...

A young man who dreams of becoming an astronaut is hit by a truck and has an out of body experience that forces him to question reality. His two friends race against time in an attempt to save him.

From Tenkyuugi:

In this world, there are 10 heavenly laws and 22 earthly laws. While humans cannot have knowledge of the heavenly laws used by the gods, they make use of the earthly laws. Through cards, each of the symbols can be utilized through the use of magic. Those with this ability are called magicians. Aspiring magicians study the laws in order to attend a magic institute. Nanao, Kisa, and Nanten of Nase are freshmen enrolled at the Seventh Eastern Magic Institute. Even within the 22 laws, there exist a rare ability. Nanao, who holds this ability, will...?

From ShoujoMagic:

Altojin, a strong-willed warrior with a mysterious tattoo, was raised on the grassland plains of the country of Chigul in the time of Ghengis Khan. One day, while out hunting with the Imperial Prince Olsbolt, she saves his life from a would-be assassin.

Olsbolt, suspecting that the assassin was sent by Biruge Han, his father and the reigning sovereign of Chigul, kills his father and thereby takes back his former lover who had become his father's wife.

That night, Olsbolt goes to Altojin's home to hide, but while they were away for a moment, her entire family is slaughtered! What will become of the young warrior Altojin and the bold prince Olsbolt? And what mystery lies in Altojin's tattoo? Is it somehow connected to her family's assassination?

A guy with a weird creature on his shoulder and a wand in his hand saved Kureba Masaki, a ceo of a branch company, from falling off a bridge, and forced a condition of "partnership" over him... a nightmare right? Right?!

From MegKF:
Despite repeated rejections, Shinatsu fell in love at first sight with the most popular boy in school, Yoshiyuki-sempai (a member of the tennis club). After unhesitatingly joining the team, she gets rejected by her sempai. On top of that, she is bullied by his girlfriend. However, as her childhood friend Iku, says, "Things that are too easy to obtain aren't amusing at all." Right?

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From TCManga:
Nikaidou Nene has always carried a terrible burden--naturally curly hair. This unusual trait always brought only unhappy memories until one day a stranger comes to her aid. Meeting him again becomes her fondest wish. As she begins her life again and enters high school, she wonders what life on her own at the school's dorm will be like. Will she ever meet "her" golden haired stranger again?

Despite her clumsiness, teenage school girl Chihiro is popular at her school, especially with the boys. She joined the wrestling club a few months back and has been practicing without much apparent success. However, she wins her first competition surprising everyone including herself and her fan boys become more passionate about her. Will Chihiro be able to become an amazing wrestler?

From Chibi Manga:

Tennen Kareshi Host Shiyou
Mari is a high school girl who likes to play a lot. Shopping at Shibuya after school, clubbing at night! Like a queen... But because of her father being fired, she must move from Tokyo to the countryside! To the place where even the birds aren't spawning. How can she find love at this kind of place... But a place that doesn't even have a KTV, unexpectedly has a host club..?! Yet the most coolest guy at the host club is a half farmer and half host!?

I Just Love You

Pink Pure Love

1/2 Lovers

Long Distance Love, Faraway Love

We follow the bumpy and funny romance between bubbly Tamoko and the serious Kanji. With Kanji's father running an idol agency, and Tamoko being the daughter of their top-selling idol, Shinju, things get complicated. Tamako must hide the fact she is Shinju's daughter to save public face, and at the same time, she is determined to be Kanji's ideal wife (as was promised when they were little kids). It doesn't help that Tamako's pretty clumsy and poor of domestic chores, but no matter what comes down the road, she's not about to give up!

From Impossibility: Futami is an average girl in her school who isn't too special in any way. Even though this is so, she attracts very dynamic and popular people to her side. Friends with the two most popular girls at school, Futami thinks it's weird that they enjoy hanging around her so much. She thinks it's even wierder when the class prince starts to take notice of her too.

From Boku-Tachi:

Kaoru thought that high school was boring. And then he met Kaname and Yuta. Kaname and Yuta are trying to start "The Creator's Club", a club with creation of all sorts of unusual inventions as its aim. The club's formation is opposed by Kaoru's reticence to make up numbers, and the school council president's obstinate nature. With the aid of hard work, cheeriness, and sheep, Kaname, Yuta, and a somewhat bemused Kaoru set about changing her mind.

From Serenus Dreamers:
Aoi - a girl who lives in a household of seven. Her current status? Poor. Masafumi, dubbed the Prince of School, lives in a mansion with a household of mostly servants and his grandparents. His current status? Rich. When Masafumi decides to throw away 40 cents which Aoi could have used, she's enraged at his action of discarding the valuable amount, and vows to never forgive him! But, what happens when fate brings Aoi to the Prince's door, in place of her mother, who is injured? Revenge? Schooling in the antics of the poor?

Extra:
That is Why we Dream - Nakahara has a habit of setting things on fire, she coops herself up in the art room and never smiles..she is also a young and famous artist. While setting fire to another object, she meets a boy, who is a young and famous basketball player...why does he give her so much attention when everyone else shuns her? and why does she seem so sad while painting?