Top Student: Experience Infinite Occupations - Chapter 169 - Waiting 1

Transmigrating to an anime mashup world, Yoshida Tenya thought that a relaxed and pleasant life awaited him! But then he met them...Takanashi Rikka: My evil king's true eye is the strongest!Yotsuya Miko: Yoshida-san, can you see them too?Yukinoshita Yukino: I like cats, but that doesn't mean I want to become a cat!Kato Megumi: Can Tenya-kun notice me?Alisa: милый (cute)Kuchiki Rukia: Tenya, you are very suitable to be a substitute shinigami!Tenya: I just want to get a treasure chest! Is that too much to ask for?[Ding!][Extracting SSS-Rank treasure chest: Conqueror's Haki][Extracting SSS-Rank treasure chest: Zanpakuto: Zangetsu][Extracting S-Rank treasure chest: Mangekyo Sharingan][Extracting S-Rank treasure chest: Ice-Make]

Klaus had spent his entire existence as a puppet, bound by the strings of fate. However, a miraculous turn of events granted him a fresh start. The remnants of his former constraints smoldered in the ashes of his past. Now, unshackled and determined, he resolved to forge his destiny according to his own desires. No one, not even a deity, would be spared if they dared obstruct his path. Klaus was ready to wield the sword of vengeance and carve his own fate in the annals of history.

When the stars all over the sky open a door on the ground, the disorder of the solar terms becomes pollution, which is a disaster for the world.

Season division came into being.

At the flick of the fingers of the Lixia Commander, thunder and punishment fell from the sky!

Tomb-sweeping Day ordered the master to kneel in front of the grave, and my ancestors saved me!

…

- Description from novelbuddy

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.