Shin Aim for the Ace! (1978)

Sorata Kanda, a high school sophomore living in Sakurasou, the den of their academy's problem children, spends his days being dragged around by the strange residents, swearing he's going to escape Sakurasou one day.

Shadowbrokers are those who go unnoticed, posing as unremarkable people, when in truth, they control everything from behind the scenes. Sid wants to be someone just like that more than anything, and something as insignificant as boring reality isn’t going to get in his way! He trains in secret every single night, preparing for his eventual rise to power—only to be denied his destiny by a run-of-the-mill (yet deadly) traffic accident. But when he wakes up in a another world and suddenly finds himself at the head of an actual secret organization doing battle with evil in the shadows, he’ll finally get a chance to act out all of his delusional fantasies!

A woman attempting to reboot her life returns to Korea and becomes entangled with her childhood friend — with whom she shares a complicated history.

The world's number one assassin has been reincarnated as the eldest son of a family of aristocrat assassins. In exchange for being reincarnated in another world, a goddess has imposed upon him one condition. "Kill the Hero who is prophesied to destroy the world." This was to be the mission in his new life. The synergistic effect of the vast knowledge and experience he gained that made all manner of assassinations possible in the modern world, and the secret techniques and magic of the fantasy world's most powerful family of assassins turn him into the greatest assassin of all time.

In a world full of brilliant heroes, it’s the trust of fans that turns heroes into superheroes. If a hero loses the people’s trust, they lose their special abilities. Trust value is collected, quantified, and used to determine a hero’s ranking, displayed on their wrist. Every two years, the top heroes go to a tournament to fight, determine new trust values, and earn their rankings.

The story takes place in Seoul, 2011. Lee Yoon-sung is a talented MIT-graduate who's working on the international communications team at the Blue House. He encounters dangerous situations while solving a variety of cases, both big and small, for people who need his help, and eventually becomes a "city hunter."

A door to another world stretches out before a boy who's been brutally bullied all his life. This alternate reality grants him access to all sorts of things, like cheat skills and a portal that lets him travel between his old and new worlds! Can this class loser turn his life around back home...?

A mermaid from the Joseon period ends up in present-day Seoul, where she crosses paths with a swindler who may have ties to someone from her past.

In an accident, an ordinary boy, Wang Xiaoxiu, obtains a space system called "Superpower Cube" from a high-latitude cosmic civilization and gains extraordinary powers. When the school belle, Shen Yao, Wang Xiaoxiu’s longtime crush, confesses her love to him, the delinquent Sun Jun, who also has a crush on her, is provoked. Wang Xiaoxiu resolves the crisis with his wit and extraordinary powers, but it also brings more disasters as a result. Shen Yao is taken to the world of extraordinary beings by a mysterious person, and Wang Xiaoxiu embarks on a journey to rescue her. Fighting in the bizarre universe, he finds the meaning of fairness and justice on the path to becoming a peerless powerhouse.

Yui Hirasawa has no clue which club to join, but she’s determined to do something this year. As luck would have it, she discovers a flyer for the Light Music Club and decides this is the club for her. But there's one problem: She first must learn guitar!