Jinguji Jo, an officer candidate of the Self-Defense Force, who had just graduated from the University of Defense, was reincarnated into a different world due to a traffic accident. The inventory had the standard equipment of the Japan Ground Self-Defense Force! Jinguji Jo's self-defense officer battle action makes him unrivaled in the fantasy world with equipment stronger than magic!!

Chiaki and Subaru have been the closest since they were kids. Chiaki has always liked him but as Subaru walks further into the world of entertainment, Chiaki decides the time has come to move past her one-sided feelings and find new love. Does she have enough resolve to meet someone better, or will she find herself shaken by her long-time love? A close, yet distant love story between a normal girl and her actor childhood friend!

Aono Hajime was a prodigy violinist until he grew jaded with playing the violin due to personal reasons. Now in his third year of middle school, he struggles to decide his academic path. One day in school, he meets Akine Ritsuko, a hotheaded novice violinist who wants to enroll in a high school with a distinguished orchestra club. When he finds himself getting closer to Ritsuko and being brought back to the world of violinists, time starts moving again for him.

This is the beginning of a youthful drama where sounds and hearts alike resound in harmony.

Note: Winner of the 68th Shogakukan Manga Awards for best shounen manga (alongside Yofukashi no Uta).

An ordinary family that loves cats. One day, the whole Tanaka family died during a major earthquake. When they woke up, they were reincarnated as the Stuart family, a noble family from another world.

Though everyone is dressed in the Western style, they have memories of their previous Japanese lives. Even though they’re confused, they've gotten used to living in another world.

Original Web Novel: https://ncode.syosetu.com/n1970fg
Light Novel Release: https://www.kadokawa.co.jp/product/321912000220

On the way home after filing for divorce, Kohei Kurose is hit by a car and is transported back in time to his high school days!

Determined to enjoy his new life, he heads back to his high school, only to find his ex-wife, Yuzuka, there...?

When Miyanaga Saki was a child, she would always lose her New Year’s money during her family's mahjong games. If she won, her family would be upset, and if she lost, well, she lost. As a result, she’s learned to play in such a way that her score always remains plus/minus zero: not good enough to finish first, but not bad enough to finish last.

Now a high school student, Saki dislikes mahjong and avoids it. Until one day a friend drags her to the school's mahjong club, where her hands touch the tiles once again...

Because he did not pass his college entrance exam, Kagami Kyosuke cannot stay close to Kojo Hikari, the love of his life. So instead he gets a part-time job near her university and buys an old camera since Hikari is passionate for photography. But as it turns out, this camera also possesses a secret which will get him involved in all sorts of embarrassing and awkward situations, especially with Botan Oshikiri, his senpai and co-worker. How will Kyosuke's life play out now?

That's right, let's become a monk!

Not knowing what to do with his worldly desires, Akagami Akemitsu aims to live a stoic life. However, the thick karmic blood flowing from him will not permit it!

The cute and funny relationship between a boy and his best friend.

«One Day» — strips from Old Xian about her characters from the collection manhua of «19 Days».

Ide Nobuhisa has always been a boy full of vitality and a young promise in the field of track running. However one day after a competition, he stumbled over the pretiest pair of legs he had ever seen! Their owner, a young girl practicing tennis makes a promise with Ide that she will teach him how to play. After seeing the name tag on her racket bag, Ide puts all his efforts into passing the test for accessing the same high school she goes to, Makunogama. In his first days in his new high school, Ide discovers two things: an old friend of his is also attending, and nobody knows of a girl with the name he saw on the tag! He and his friend join the school tennis club, where they meet another first year, Takita Louis (Ruui), a very good tennis player with a little of an attitude problem. However things start to look better for Ide when his dear missing girl appears in the school! As it happens, he misread her name on the tag...

If you accidentally crossed over into another world, what kinds of abilities would you need to reach your peak in life? Would you became an Enchanter? A Hero? Or maybe a Cultivator of Immortal Techniques? Of course not. You would take advantage of your present day knowledge in this other world to do business and earn big bucks!

Noel, a youth who admires his grandfather, who was hailed as a hero, and aspires to be the strongest Seeker.

But his Job that appeared in the appraisal, was the support class Talker.

Talker is a peaky job with the weakest individual abilities. A job that could never become the strongest.

「If I create the strongest clan and become the clan master, then I’ll essentially be the strongest」

Thinking that, Noel worked hard persistently to fulfill his ambition.

On the other hand, the merciless methods he employed for the sake of his ambition were acknowledged by everyone as the path of『evil』.

However, Noel’s distinct talent attracted many powerful people and they began to gather under him……

This is the story of how the most evil Talker, who seeks to be the strongest, subdues his allies and creates the strongest clan in the world.

The manga follows the adventures of a young office lady who is also a fujoshi. With the arrival of two new colleagues: Hongou (32), a mature man whose face doesn't show any emotion, and Daichi (25), a bright young man full of life; it's hard for her not to imagine these two in torrid situations...

“Onii-san, congratulations on your marriage. This person is your bride.” “M-my name is Watanae Yuuka… I’m in the same class as you…”

My name is Sakata Yuuichi. I’m in my 2nd year of high school. Due to my parents’ circumstances, I’m suddenly getting married..? Furthermore, my partner is a plain girl, Watanae-san.

During my 3rd year of middle school, I went through a bad experience. Ever since then, I’ve only been interested in 2D heroines. There’s absolutely no way I’d ever be interested in a 3D girl. That was what I thought, but…

“…Well then, who’s your favorite heroine right now?”

Turns out, she was actually an otaku and she becomes very talkative when you get to know her. She’d always happily engage in our conversations. She showed me things I’d never have expected from a girl in my class.

“Err, since we’re going to be living together… Is it okay if I call you Yuu-kun?”

And, the moment I let my guard down, she’d instantly try to shorten the distance between us. What’s more…

“Just between you and me, I’m actually the voice actress for Yuuna Izumi from 『Alice Stage』. Thank you for always supporting me!”

It’s a secret from everyone else, but it turns out she’s actually my favorite heroine’s voice actress?!

I am only interested in 2D heroines! But, Yuuka’s true self, which she only shows when she’s alone with me, is nothing but cute!

This is the story of me and Yuuka, starting as fiancees. A heartwarming and chaotic romcom!

The NEET Yamano Masaru (23 y/o) went to Hello Work and finds an interesting job offer. [A test play of the Miniature Garden "Razgrad World." Extended period of time, preferred to be able to live on site. Monthly salary of 250,000 + commission.] Immediately goes to the interview and signs a contract. However, the place of employment is another world. Because of the contract he's taken there, to survive Masaru received a cheat, but he is told the shocking truth. "This world will be destroyed in 20 years." Can a simple NEET prevent the destruction of the world?!

Kobayashi lives alone in an apartment, until one day, Tooru appeared and they ended up living together. Tooru looks down on humans as inferior and foolish. But having been saved by Kobayashi-san, she does everything she can to repay the debt and help her with various things, although not everything goes according to plan. A mythical everyday life comedy about a hard working office lady living with a dragon girl.

In a Fantasy world in which a young girl with the Divine Protection of the Hero battles against the Demon Lord. In that world, Red, the elder brother of that young girl Hero, possessing the Divine Protection of the Guide which only grants a high initial level, fought in the initial party of the Hero.

However, with a Divine Protection that only grants a high level but no magic nor martial art nor supernatural ability, he gradually could no longer keep up with the battle and in the end, a companion, a Sage, remarked ‘You are not a true companion’ as he snatched all his equipment and kicked him out of the party with just a single copper sword.

Having his heart completely shattered, Red distanced himself from the battle against the Demon Lord’s army despite knowing that the fate of the world rests on it, aiming to live an inconspicuous life alone at the frontier Zoltan as he earns money to open a herbalist shop by utilizing the knowledge he acquired throughout his journey.

Together with the Half-Elf Carpenter living downtown and the Princess who couldn’t become the Hero’s companion, he aims to live a slow life in the frontier of the world governed by a person’s inborn Divine Protection!

From MangaHelpers :
High school student Misumi Makoto is called into a fantasy world by the god Tsukuyomi, in order to be a hero. However, powerful others in this world aren't as thrilled to have him there, and they kick him to the edge of the world just as Tsukuyomi declares that he must leave Makoto to find his own way. Now it's up to Makoto to find his own way.

After years of studying, Hanazawa Saburou, AKA Suzuran's legendary Zetton, has finally become a high school teacher. But on his first day at work, the principal tells him he was actually hired not to teach, but to make the students of his homeroom class drop out of school?!

17-year-old Ichirou Satou is an average guy who always happens to find himself in a perverted situation with his teacher, Kana Kojima. Follow this erotic love comedy about their mishaps and how Ichirou and Kana choose to handle them.

The four Golden Times one-shot prequels are included formally as Chapters 1-4 of Nande koko ni sensei ga!? in the Volume 01 Tankobon. The series continuation begins at Chapter 5. Later chapters and volumes follow new student-teacher couples at the same school Ichirou and Kana attend.