MTL - Ghoul’s Infinite Journey - Chapter 3 Start of the day in Tokyo

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.

“Ah……painful”

Lying on the cold operating table, the girl’s sentimental feelings faded, a mysterious man took her innocence.

Meeting again, the mysterious man was actually a black bellied VIP, capturing her home, wanting to spoil her.

“Reporting to the Boss, some slag man came looking for the madame.”

“Directly bury him alive.”

“Reporting to the Boss, some slag lady was jealous that the Mrs. came first in a medical contest, and slapped the lady in the face.”

“Her slag face will be broken, send her straight to hell on earth to die.”

“Reporting to the Boss, the enemy is going to catch your wife and use her as a military doctor.”

“Immediately dispatch the armed forces, and bomb the enemy!”

“Reporting to the boss, the lady ran away from home, she said to tell the president she wants to give him a child……”

“F***, I did not feed her last night! Catch her, the army has seven days and seven nights of holiday, I have business to attend to!”

- Description from Novelupdates

In the year 54 of the Konoha Calendar, two super geniuses appeared in the Konoha. One is named Uchiha Itachi, and the other is named Akihara Kagura. One is a tool of the village, willing to sacrifice everything for Konoha, except for his brother Uchiha Sasuke; the other claims to be a tool of the village, also willing to sacrifice everything for Konoha, including Uchiha Itachi's brother, Uchiha Sasuke.

The strongest female assassin from a special assassination force met her death one day on a mission. To her surprise, she woke up in the body of a 13 year old girl, Mu Rong Liu Yue. Through Liu Yue’s past memories, she found out that she was bullied due to the huge birthmark on her face, even though she came from a renowned family. Liu Yue was beaten to death by her own cousin, and that’s how she managed to enter Liu Yue’s battered body. The assassin then decided to live her life as Liu Yue and swore to avenge her death.