Naruto System in One Piece - Chapter 490

Ayaan is a young resident aspiring to be a surgeon, the final stage of a full on graduated plague doctor. However, in her attempt to redeem herself after a sudden discontinuation, she finds herself unravelling mysteries about her institution that are rather gut wrenching. Stick around and watch her persevere in a world full of monsters; creatures and humans alike.

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.

After his death, Weiss S. Albus woke up under an unfamiliar ceiling. What came after a successful transmigration was none other than the memories of the previous owner’s body.Transmigrating into the modern world Blue Star, Weiss was confronted with a system screen in front of him.[Weiss, two months from now, the invasion from another world will destroy Blue Star. You need to prepare and let the entire human race have the power to defeat those invaders! Become a God-Level Game Developer!]Hearing the sweet yet resolute voice from his system spirit “Alice”, Weiss immediately made countermeasures!Invasion from another world? Create the Idle Tower Defense Game and make the defense of Blue Star invulnerable! Those flying lizards (dragons?) were shot down from the sky by a homing meteor turret!Lack of experience in dealing with a wave of monsters? Zombie Survival Online has been developed! Waves of evolved zombies, the hands of the military were numbed after playing the game!The humans need summoned monsters to fight alongside them for support? The Pocket Monster Game was created just for that purpose! Armed with dimensional pocket balls, the players gazed at the monsters and shouted “Gotta imprison and enslave them all!”As if that wasn’t enough, mages and warriors from another world invaded Blue Star! Weiss immediately developed Fantasia Online and let those aliens get a taste of their own medicine!After awakening the God-Level Game Developer System, creating game worlds that was no different from reality itself became the norm for Weiss Albus!“Invasion from another world? Let the human race treat this as nothing but a game! I, the God-Level Game Developer, approve!”Life is a game, but a game within a game? Only the God-Level Game Developer Weiss S. Albus can develop it!

Li Xuehao found a secret of monasticism in the cover of the genealogy. After spending ten years, he finally succeeded in building the foundation. Unexpectedly, he was eager to get rid of the evil spirits. After his death, he was born again in Yokohama, Japan, and was attached to Sakura, Tsurumi. The story of the high school student Gao Zhonghao in the college, the story begins here…

- Description from Shubaow (Translated)