I Opened a Café in Another World. - Volume 2, Chapter 12: Someone came to visit.

Satou Shiki a Japan present-day university student suddenly one day he got attacked by a slasher when he open his eyes he was already transferred to another world’s labyrinth city. In that another world he who was awakened to do a lot of “things”.

Special police officer Li Yu was reborn on the body of a little girl who was abused to death by her fiance’s family in Dayong Dynasty after saving people and sacrificed. Special police officer Li Yu was reborn as Li Yu in ancient times.

In my hometown, the former fiance’s family took back the property left by the original owner’s father, smashed and countered the murders of the Zhang family again and again, and rescued the scholar in the next village when he went hunting in the mountains.

When the wind and water came up, the sudden locust plague was followed by a disaster of war…

- Description from novelbuddy

Lu Zixin has a Black Technology Chat Group of the Ten Thousand Realms , and the group members are the science and technology giants of the world.

Tony Stark : “Group owner, I will send this War Machine Mark II Armor to you!”

Red Queen : “Group owner, do you want to try the latest T virus ?”

Skynet : “Group owner, where is your world? I am going to destroy it.”

Bruce Wayne : “The Batmobile is simply used to pick up girls and today I have a great girl. Do you want to see it ?”

Vega Punk : “Recently synthesized a new demon fruit, does the group want to try an experiment ?”

Little Spidey : “I don’t care, I don’t care, do not send me the red envelope, I will retreat!”

. . .

Lu Zixin : “A group of lawless people, be careful with me!”

- Description from Novelupdates

The MC entered the body of the An family eldest son, An Ziran, an arrogant 16 years old boy who weighed 78 kg (~171-172 lbs), who only knew how to eat, play and sleep. Seeing his current body, An Ziran decided his first priority was to LOSE WEIGHT!