Naruto System in One Piece - Chapter 526: Kazekage vs. Sasori

Betrayed by her fiancé and sister teaming up, Su Li surprisingly discovers a cute little Tuanzi who claims to be her biological son, along with a fortune of 100 billion US Dollars, instantly becoming the world's richest person!The cute little Tuanzi: “Mama, feel free to spend this 100 billion US Dollars, it's all Future Papa's money.”From then on, Su Li starts living a life of endless shopping.One day, Seventh Master Feng sighs: “She says I'm too poor again, what should I do?”Su Li: “I'll support you.”-Pure and sweet romance 1V1- How to spend too much money- Female protagonist with superpowers-[Be your own queen, she is the true elite family!]

A scientific genius named Thomas Harrier was transmigrated to an imperial prince body after a car accident that took his life. He found out that he is in a world similar to our own with a timeline akin to early twentieth century. The body that he is occupying was the imperial prince of a failing empire who suddenly rose to power after a successful assassination attempt of his father. Unaware that the attack is just the beginning of what is to come. He faces many challenges throughout. Will Thomas Harrier be able to live his second life in peace while running an empire and getting it back to its former glory? Or will he succumb into a conspiracy lurking within the country's borders?

Expect some:

Cold war era techs.

Super battleship with advanced electronics, propulsion, and fire control systems?
Helicopters?
Missiles?
Modern medicines and equipment?
AC-130?
A nuke?
Challenger or Abrams or Leopard?
F-4 Phantom or MIG-21?
Colored TV's.

Everything!!!

PS. Cover not mine, I just found it on google.

In history, the most notorious Holy Knight! Corrupt Light! Holy Sinner! Blasphemer! The Irreverent! Wright has many well-known titles within the Church of the Holy Light.Angel: “The Goddess tells us to guard against fire, theft, and Wright!”Evil God: “Could you stop targeting me alone when you fleece us?”Evil Dragon: “He not only extorted my money but also abducted my precious daughter!”Devil: “Hell is still too kind and pure for Wright to handle!”Yet this man, whom the Goddess of Holy Light considers a thorn in her side, has become the world's most terrifyingly powerful Holy Knight!!Wright: “Do you believe in the light?”

[Love After Marriage]In order to avoid an arranged marriage, Shen Yin, the young miss of a prominent household, jumped into the water in protest. When she opened her eyes again, she found that the world had become fantastical. Not only was she naked, but she was also lying in a large white tub. Just as she thought she was dead, she was told that she had a child and a husband. She tried to regain her clarity.