Reborn into Naruto World with Tenseigan - Chapter 858 The Unexpected Susanoo’s?

When she agrees to help her friend out in a blind date, she never imagined it would lead her to the one man she'd hoped never to encounter again—her child's father.Her first instinct? Run. But life has other plans, and she finds herself inescapably drawn back into his orbit as his company's legal advisor.Just as she's poised to resign, escaping the tangled web of personal and professional ties, she's cornered in his office by the man who is as relentless in business as he is in pursuit of her heart.In a game of cat and mouse, she is faced with a choice: succumb to the undeniable chemistry that still sizzles between them or risk it all to maintain the distance she's fought so hard to keep.

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.

When gods gather, lightning will strike and the earth will move. Immortals! Which of the numerous way to immortality should one follow? Immortals are hard to seek, but why should immortals hide? Heaven has no mercy, but humans have emotions, and these emotions hinder the road to longevity!

After Chuzheng is suddenly pronounced dead by a system all of a sudden, her only worry in life becomes—spending money. Ever since she gets stuck with this system, her back is no longer sore and her legs no longer ache. Heck, there isn’t even a time when she goes out of breath.System: Let us set a small goal first and squander a hundred million… Little Miss, stop right there! Don’t activate the invincible mode!(▼皿▼#) Chuzheng: Can you please explain what is this thing that is leeching off me?Random Thing: Babe, you can do whatever you want to me.Chuzheng: (touches her blade) In-In that case, I will not stand on ceremony.System: Little Miss, please put the saber down right this instant! (▼へ▼メ)#LittleMissAlwaysDoesAsShePleases.