I Can Accumulate Proficiency, Starting from Alchemy - Chapter 56 - : Sudden Wealth

While returning home from a boring day of work, a black hole opened up in front of John and sucked him in. Before he was floating in the blackhole, a helmet latched on to him. "Uploading A.I under progress...Activating Survival Kit" A weird robotic sound appeared within the conscious of John and suddenly a white energy enveloped him... After opening his eyes, John noticed he was teleported to a whole new world. A world of magic and he was a user of a system. Arkon, the world John was brought too, was a medieval world which is 10 times bigger than earth. This new world held many new mysteries and this was the beginning of John's adventure. John will dominate and stir the world with his new system. Old technologies begone and use my advanced techys instead! Ha! you want to hold a politic, economical and military war with me? Sorry but my system is too broken for you all to counter.

"Who touched you?" he asked, his eyes brooding down at her and when she didn't answer, his voice thundered in the room, "WHO?"

A boy from 21st century Earth, met an accident and later was reborn in Naruto’s Ninja World.
He is born in Uchiha Family and becomes the useless brother of Itachi Uchiha and Sasuke Uchiha…. Let’s see how he changed the Naruto world.

- Description from Novelupdates

Ye Family goes bankrupt, and her fiancé's family watches coldly.Ye Li signs a contract and marries her fiancé's uncle in a flash marriage.After marriage, Ye Li is determined to repay the debt of one hundred million with interest, hoping to give Fu Yanci freedom so he can be with his true love.When it reaches 5 million, Fu Yanci gets upset.At 50 million, Fu Yanci leaves home for three days.When finally paying off the full one hundred million, Ye Li is cornered by the man: 'Divorce, huh? Sure!!! The family property is yours, and so am I! I'll follow you everywhere!'Ye Li: ......