At the age of eight, Ijin Yu lost his parents in a plane crash and became stranded in a foreign land, forced to become a... more>> child mercenary in order to stay alive. He returns home ten years later to be reunited with his family in Korea, where food and shelter are plenty and everything seems peaceful. But Ijin will soon learn that life as a teenager is a whole other feat of survival. With only one year of high school left, Ijin must master new tactics to maneuver his way around the schoolhouse battleground. Can he survive a year of high school? Or rather, will the school be able to survive him? <<less

I’m Taishi Aoba, a fifth-grader who's popular and good at everything. As a kind hero figure, I need a tragic heroine by my side. That... more>> tragic heroine’s name is Ema Akatsuki. I thought everything would go well if I asked the poor girl out, but things didn't turn out as planned... <<less

A deformed high school girl escapes from a mental hospital and starts to hunt down her former schoolmates who cruelly bullied her.

Yotarou Kurose dreams of becoming a teacher, looks up to his homeroom teacher Shiratori-sensei and is subject to gruesome bullying. One day, fearing their actions... more>> have been exposed the bullies tell Kurose on the rooftop, "Before we get found out, why don't you kill yourself?" Terrified of what was happening Kurose loses his footing in the commotion and falls... "Hey, teacher. Can I do this over again?" <<less

Park Hyung Suk, overweight and unattractive, is bullied and abused on a daily basis. But a miracle is about to happen.

[Taking place in the same story universe as “Lookism” and “How to Fight (Viral Hit)”:]... more>>

Kim SooHyun is an ordinary high schooler who isn’t good at studying, fighting, or being attractive. Suddenly, he’s faced with a quest window right in front of his eyes. After being given the powers of a game [system] out of nowhere, how will our hero confront the challenges ahead of him? <<less

A boy who can no longer turn a blind eye saves a girl who's being bullied by the other classmates, but little did he know...

”Is it okay to kill people?" A treacherous revenge suspense by Shiryu Nakatake, a newcomer to Bessatsu Shonen Magazine."Shun, if someone is converted, let him go and do nothing. He should be given a chance to be reborn."... more>>

"Grandpa, I hope he doesn't reincarnate himself." In order to defeat several non-human monsters, the boy also became something non-human.

Shin Uruma, a sixth-grade student, was named "Experimental body: A" by five of his classmates and was severely bullied and lived in hell. His only peace was with his brother, who loved him, and his parents, who protected him. until the five monsters killed his family.

When he finally loses everything and faces true hell, a dark "wish" is born inside Shun. He was reborn under the training of his grandfather, who served in a secret unit during WWII. Now, four years later, he appears in front of his fated enemy. "I won't let ANYONE get in the way of my revenge." <<less

A mysterious beauty x reclusive NEET x aloof ikemen. Those who find it difficult to live in a cruel society meet by chance and a... more>> strange story begins. <<less

After a successful winter break makeover, Nari is finally ready for her high school debut. But somehow, she ends up friends with the three prettiest girls in school! Follow Nari as she tries to navigate her brand new high school life surrounded by beauties.... more>>

(Source: WEBTOON) <<less

Scrawny high school student Hobin Yoo is probably the last guy you’d expect to star in a NewTube Channel that revolves around fighting. But after... more>> following some advice from a mysterious NewTube channel, Hobin is soon knocking out guys stronger than him and raking in more money than he could have ever dreamed of. Can Hobin keep this up, or will he eventually meet his match? <<less

A Private Girls' High is a special school nurturing young maidens to be graceful, delicate intellectuals.... more>>

However Class 1-A, infamously known as the "Class of Monsters," is full of bullies, blackmailers, scheming sadists, and other trouble makers.

Within a week, every teacher who has taught this class has either quit, resigned, or even been imprisoned.

The plain-looking Jimi Tarou shall carve out his name and become a legendary teacher. <<less

Hwajin Na’s teaching techniques are pretty violent for someone who works in the Ministry of Education. That being said, when punishments don't seem to work... more>> on even the worst of school bullies, there is no better man for the job. Sometimes you can’t get a good education until those bullies are taught a lesson. <<less

Kuroda Takayoshi is a Isekai revenge manga about a guy getting transferred to another world along with his bullies & planning to take gruesome revenge

Since a long time ago, Tenjo Yuuta has always been bullied.... more>>

He goes to high school while living alone at his late grandfather’s house.

Although he was always met with severe bullying, he found solace during the long holiday break.

During this time, while cleaning his grandfather’s house, he also decided to clean the room where his grandfather keeps the items he collected throughout his life. A room where Yuuta has never entered before.

While trying to organize the items collected by his grandfather, he found a mysterious door that was seemingly cut out from the wall.

Out of curiosity, he opened it. And then... <<less

Gamin Yoon, a 17-year-old student, goes to a school known to harbour future criminals. Stuck in a carnivorous environment where only the strongest survive, he... more>> struggles to get good grades to enter a 4-year university. But, will he be able to study well enough to enter university, or will he get involved in the unending fights around the school? <<less

Geonu Dan has vowed to overthrow the status quo of the dysfunctional high school he recently transferred to, where rich and powerful third-generation chaebol heirs... more>> call the shots and gambling runs rampant. But does Geonu have what it takes to beat the odds, defeat the Taekyeong Oh Family, and restore law and order to his high school? <<less

One day in summer, when the cicadas are chirping loudly. Haruka Nanami, a sophomore in high school, receives a confession from Kudo Satoru, a student... more>> at a neighboring high school. Haruka is at a loss, saying, "I've never even talked to him before..." Kudo suggests that they start out as friends, and the two exchange contact information. At the same time, at a railroad crossing in the town where the two live, a series of similar accidents occur day after day. They are madly in love. They want to be together, but they can't. A midsummer horror love story that you will never forget. <<less

A miracle has happened to Joonwoo, who only ever spends his time on Random Chatting! Will he be able to approach that girl?!

The Nagare family had a happy home with three parents and three children. However, their son Kiritaka was secretly bullied at school. Then, an incident... more>> occurs, and the mother Mari's love for her son goes out of control. <<less

After his traumatic years in junior high school, the ultra-introvert Shizuki Keisuke decides to turn his life around, and gives himself a complete make-over for... more>> his high school "debut." His new high school life seems promising, as no one is aware of his hidden past...except for one person: Kusunoki Shizuka, who also changed herself in pursuit of a more successful high school life! As their fates intertwine, will Keisuke ultimately be able live a peaceful life in high school...?! <<less

I will kill everyone for your sake.... more>>

"Hey, I think I like you!" Shirayuki says with a smile.

Haruki endures relentless bullying from a trio of classmates. One day, a beautiful transfer student named Shirayuki suddenly approaches him and asks if he would date him if the bullying stopped. Haruki dismisses it as a joke. But the next day, one of his tormentors disappears. Then another. One thing's for sure—Shirayuki is a psychopath that lacks common sense and empathy. <<less

"You... are going to die tomorrow."... more>>

Minadzuki Satsuki, 16 years old. Apart from being antisocial and declaring the death of her classmates, she is a normal high school second-year student. Her nickname is "Liar Satsuki".

However, her eyes alone are abnormal. What she is gazing at is... <<less

Nagatoro is a freshman girl in high school who loves bullying her Senpai. But he puts up with it, even after being put through all... more>> kinds of embarrassing situations, because he's in love with her. <<less