I Woke Up In The Morning And Became A Seeker, So I Dived Into A Dungeon ~Steadily Leveling Up Starting at the First Level~ - Chapter 52

Traveling through time, he became Zhang Gui, a foreign relative of the Tianqi Dynasty. Because he didn’t want to be tortured to death by Li Zicheng in the future, he had to embark on the road of harming the powerful and bureaucratic officials of the Ming Dynasty.

The Yanguan scolded him for coercing the king and making disorderly manners.

The prince scolded him for being greedy.

The official hates him for being mean and cruel.

But helplessly, most of the Nine Frontiers are his lackeys, and even Jiu Qiansui is his godson, and the emperor can’t do anything about him.

Therefore, the Ming Dynasty was at the mercy of him.

- Description from novelbuddy

When The Cute Kunoichis Spied on Their Teacher's Secret is a light novel written by Kazuma Kamachi and illustrated by Ryuushi Tajima.

The story takes place in a world where Japan never ended their isolationist phase, and agents from foreign powers are always threatening to steal the country's advanced technology. In order to combat this threat there has been a resurgence of ninjas that use Strategic Martial Arts, techniques that combine cutting-edge modern technology with a traditional foundation of martial arts and ninjutsu. The story follows Souha Sugiyado, a 17-year old ninja instructor and former ninja prodigy who was forced to retire from active duty by the wounds he suffered in his last mission. Souha's four students are all kunoichi who have all gained the rank of Elite Ninja, the highest official rank available to ninja. However, one day two Shogunate ninja approach him with the news that his four students have gone rogue and have stolen a portable modular nuclear reactor, and thus they ask for his help in bringing his students to justice.

********(WARNING: This novel’s MC is Laurence’s disciple, since both of them love to cuss at everyone’s faces…. Just kidding! xD xD. Just like my other work that has a warning at the top… So, please read at your own risk! ^_^)*********Not all villains are evil. Sometimes, their experiences and how others treated them shaped them into what they are today.*********“How amusing! Do you really think that being labeled as a [tyrant], a [bully], and a [villain] would be that outstanding?! Why don’t you come here right now and let me punch you in the face so that you can wake up from your f*cking delusional sh*t!”*********In his first life, for some unknown reason, he was betrayed, framed, and stripped of his status as a noble and labeled him as a “traitor” or in the worst case, a “villain”.Now, as he faced execution and prepared to die when suddenly an unknown entity called [system] offered him a chance to be a world-hopper and complete various tasks in different worldlines. The system also promised him to grant his greatest desire should he ever consent to be bound by the [system].With no other choice, he accepted the entity’s offer and after millennium years’ worth of transmigration, for some unknown reason, the system prompted him to be reincarnated back to his first life that he had forsaken….As the “villainous” Third Young Master of Marquis Chevalier Household from Stellarus Empire.

This story is centered around the man named Yi Ji-Hyuk, who has spent 1000 years in a Medieval Western fantasy-like world before returning back to the modern-day Earth. When he returns, he finds that his home is facing monster threats, and that humans with superpowers have appeared to protect the innocent people of Earth.