From MangaHelpers:
29-year-old programmer Suzuki Ichirou finds himself transported into a fantasy RPG. Within the game, he's a 15-year-old named Satou. At first he thinks he's dreaming, but his experiences seem very real. Due to his use of a 3-time-use special power (meteor shower), he ends up wiping out an army of lizardmen and becoming very high level. He hides his level and plans to live peacefully and meet new people, though developments in the game story (like the return of a demon king) might get in his way.

High school student Ooishi Kyou is afraid of women.

Suddenly, five girls confessed to him. Among them, four are creatures called Koibami - beings that devour human romantic feelings. If he has his romantic feelings eaten by these girls, he will never be able to love again.

However, he cannot abandon the feelings of the one who confessed to him for real - Kyou decides to find the one he truly loves among the five! A brain-shaking, romantic comedy suspense begins!

Kim Jun-Woo, the world’s first SSS rank genius hunter.
He is an incredible user of ability, but his horrible personality leads to problems with his reputation.
In the midst of his troubles, he was attacked and killed by an unidentified group.
And when he opened his eyes, he had returned to the past of 10 years ago.

Though he tries to become a hunter again and raise his rank, his skills were all sealed by the karma of his previous life.
In order for that to be released, he needs to work as a ‘Dungeon Cleaner’, which is infamous for being extremely tough in this industry?!

But this cleaner, he’s different!
Not only monsters—troublesome hunters, superiors only taking up positions after they’re hired out of nepotism, and even people who will be colleagues with him.
He’s making a complete mess to clean everything up.
The ex-hunter, who is stronger than the current hunters, and his crazy cleaning begins!

One day, Yuzuru Takasegawa — a first-year high school student — is urged by his grandfather to go on an arranged marriage meeting, insisting that he wants to see his great-grandson before he dies.

However, not wanting to bear the weight of a fiancee at the tender age of a freshman in high school, Yuzuru tries to avoid the arranged marriage meeting by imposing an irrational condition that, “If she is Blonde Haired, Blue Eyed, Fair Skinned with big boobs, only then I will think about the marriage”.

But somehow, he finds the girl who meets the conditions that Yuzuru has put out, and he reluctantly ends up going to matchmaking only once.

And on the day of matchmaking, it was Arisa Yukishiro, a beautiful girl with reputation at school, shows up on the scene. [adapted from Novel Updates]

The story begins with an attack on humanity by giant indestructible monsters named "Enemies". The Enemies drive humanity to the brink of extinction... but the one to save the world from the depths of hell is a lone boy!
The SF novel series by Kafka Asagiri (Bungou Stray Dogs) jumps into the manga scene with art by Anri Sakano (Sayonara Peter Pan)!
Is he God or is he the Devil...will the amnesiac protagonist Kyle Kamishiro bring a future filled with hope, or...!?

A high school student, Haro Ogawa, is a self-taught oil painter who is trying to paint the ultimate nude. After an encounter with a "witch," he sets his sights on applying to art school...? The mystery that resides in the human body, the ultimate "beauty" is painted on canvas! A skin-colored coming-of-age drama!

Wisteria is an orphan girl living in a corner of the British Empire at the end of the 19th century. Her life is desolate and bleak–until she encounters Malbus, a powerful but equally lonely immortal being with a furry appearance, hounded by hunters. Together, Wisteria and Malbus roam the Empire–populated by humans and human-like beasts–in search of a place where they can live together in peace.

“Yan,” the protagonist, was brainwashed by the emperor and lived as his puppet. After finding out he was being played by the emperor, he planned to seek revenge, but collapsed due to the emperor’s might. He thought he had died, but when he woke up, he realized he had regressed to the time when he was a recruit. Whether to seek revenge on the emperor or to find his family. The choice lay in his hands.

The main character is a detective, Kazuhiko Amamiya, suffering from Multiple Personality Disorder (a.k.a. Dissociative Identity Disorder). Starting out as a violent detective series with a twist (the twist being the variant personalities that take over Detective Amamiya at various intervals), the series evolves into an exceptionally complex and involved sci-fi conspiracy story.

Aramiya Seiichi is an ordinary high school... eroge otaku who's given up all hope on girls in the 3D world due to a certain incident. One day, after he bought a bunch of new materials in consequence of experiencing the frustration of a perfect eroge character turning out to be "used goods," he encounters a delinquent-like-looking girl being about to get raped by a bunch of guys. By mere chance, he rescues her.

Days later, when school starts again, it turns out to have been his classmate, Ayame, a feared delinquent girl who's got all kind of rumors about her—especially that she's "used goods." And it appears that she's set on becoming his ideal girl to make him fall for her.

An angel made a mistake, resulting in Shiihara Daiki’s death. In order to hide the mistake, he was then sent to a different world. The angel will grant him one wish as a payment for keeping it a secret. Daiki asked for a Heavenly Castle floating in the sky without hesitation.

Suddenly a floating castle appeared in the new world, which causes confusion amongst the people. They attempt to contact Daiki in various ways. A country tries to steal it by force, while another seeks to befriend him. What in the world will Daiki do?

Hana, who lives on Tonaki Island, a small island with a population of 600, loves reciting so much that she holds public reading sessions for the children of the island. Mizuki feels that Hana's "reading" has the power to attract people, and invites her to join the broadcasting club, of which she is the head.

"Tell me your true wish and I'll make it come true."
"I want to join the broadcasting club."

Hana decides to join the club, and has many "firsts" with the members of the broadcasting club, deepening her love of reciting...

After a few years, the main character Jinguu Masato, returns home. Due to his nature, he loves animals and he also likes to visit them. Because of this, he loved to visit the zoo since he was small and that's how he developed a close relationship with Hanayo. However, Masato gradually starts to notice some strange incidents happening in the zoo and after that, he's thrown into this unexpected world...

Hajime leads an unremarkable life as an undertaker, but he likes his job and has no reason to complain. Nor can he complain of being always called "onii-san" by one of the top star actresses in the country, Kidō Kotone, a childhood friend. Their relationship has always had a touch of awkwardness due to the parents of both having died violent deaths, but nothing could have prepared Hajime - or Japan - to the deed Kotone decides to perpetrate seemingly out of the blue.

One day, out of the blue, he falls into hell. All he has with him is his desire to live and predatory powers. From the thousandth hell to the nine thousandth, he‘s devoured tens and hundreds of thousands of demons, and even the seven archdukes bowed down to him. “Why do you wish to go back? Your Highness already has everything in hell.“ “Everything, my ass.“ There’s nothing to eat or enjoy here! Hell’s nothing but desolate land full of terrible demons! “I will return.“ After ten thousand long years, he finally returns to Earth.

Shinichi Kudo is a high-school student who, by using observation and deduction, is good at solving mysteries. While investigating one, he is caught by the criminals that he was watching and forced to take an experimental drug. Leaving him for dead, the criminals disappear. Instead of killing him, however, the drug turns Shinichi into a little kid.
To preserve the illusion of his 'disappearance,' Shinichi adopts a new name based on his favorite author (Arthur Conan Doyle) and becomes Conan Edogawa. Ran, his (actually Shinichi's) childhood friend takes this little boy under her wing and brings him to her home.
Conan now lives at a detective agency run by Ran's father, but his mind is as keen as ever and he continues to solve mysteries... always allowing Ran's father to take all the credit.
As far as everyone's concerned, Conan is just a little kid anyway... even to Ran. This is *extremely* frustrating to Conan since nobody will listen to a 'little boy.' Despite this, Conan has a mission... to find the criminals who did this to him and get the antidote to that drug.

Note: Won the 46th Shogakukan Manga Award in the shōnen category in 2001.

He once helped a lonely gal from his class.

On a rainy evening, Akira Akamori, a high school student about to transfer to a new school, saw his blonde classmate, Aoi Sotome, drenched from the rain in a nearby park.

“… I don’t have a home anymore.”

Though Aoi was a complete stranger to him, he couldn’t leave a girl alone, so he took her home.

“Thanks for the help.”

“I-It’s fine…”

When Akira heard about Aoi’s complicated situation, he decided to help her and let her live with him until he transferred to a new school.

While confused by their first time living together, the two slowly came close to each other.

It is a love story of two people who repeatedly meet and part ways, like a broken record.

Makito Koenji is a curry chef with a mysterious past who helps Yui Sonezaki keep her father's curry restaurant, Ganesha, open through a lack of customers, a hostile takeover attempt by a huge company, and many other challenges. Get addicted... to curry.

After his sister was devoured by a dragon and all their supplies were lost in a failed dungeon raid, Lyos and his party are completely broke and have resorted to eating the monsters they hunt, but are still determined to save her before she gets digested. They then meet a dwarf who introduces them to the world of Dungeon Meshi: delicious cuisine made from ingredients such as the flesh of giant bats, walking mushrooms and even screaming mandrake.

Note: Nominated for the 9th Manga Taishou Awards in 2016.

Just some high school girls talking at the food court.