Hunter Academy: Revenge of the Weakest - Chapter 359 83.2 - Damsel?

With her superb skills, Tang Ming has countless peach blossoms from small to large.

There is a President willing to contract fish ponds for her.

There are also overbearing male masters who are willing to make a fortune for her.

School grass keeps his body like jade for her, infatuated male leads are countless.

There are countless peach blossom debts, and the whole body is written with slag from top to bottom.

Until she encountered the system.

From then on, the road to ending slag, is getting farther and farther away…….

*School grass means the hottest guy in school.

- Description from Novelupdates

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.

An ordinary youth living in the year 2050 in the Western calendar accidentally came to a fantasy world created by the collision of magical elements and supernatural technology at the other end of the dimension…

- Description from novelbuddy

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates