Martial King's Retired Life - Chapter 100Book 15:

Transform into Divine Dragon and dominate the world!
He is the only Divine Dragon in the sea who founded an underwater Dragon Palace.
With Crawfish Soldiers and Crab Generals as his followers, wild sharks and gigantic octopuses as his subordinates, he is the dragon that rules the city.

- Description from Novelupdates

An unnamed 34-year-old Japanese NEET is evicted from his home following his parents' death.

Upon some self-introspection, he concludes that his life was ultimately pointless.

Walking down a street he intercepts a speeding truck heading towards a group of teenagers, in an attempt to do something meaningful for once in his life he manages to pull one of them out of harm's way before getting himself in the way of the truck and dying.

Awakening in a baby's body, he realizes he has been reincarnated in a world of sword and sorcery.

He resolves to become successful in his new life, discarding his past identity for his new life as Rudeus Greyrat.

I returned after 10 years.

After just recently attaining the trophy for emperor of the silver screen, Chu Yan dies in a traffic accident and is rebirthed into a period millennium years later.

Floating cars occupy the skies, and everyone owns virtual glasses. Culture explosion! Entertainment explosion!

Yet, in such a glorious and brilliant entertainment world, Chu Yan was astonished to discover that——all these people didn’t know how to act!!!

Simulation of moods through artificial intelligence? Special effects production replacing acting skills?

Becoming an actor simply by just understanding AI script? The era is progressing, but acting skills have retrogressed.

Reporter: Chu Yan, what is your opinion regarding the scandal this time about you already being married?

Chu Yan: …Please inform me, exactly who is my spouse?!

Rebirth of the emperor of the silver screen into a third-tier star: shooting movies, becoming popular, winning awards, and ascending to the peak, and setting off a surging tide to the apex of the entertainment circle!

As for who his partner was——

He Baishen: Hello, my surname is Yi, you may call me Yi Ming (Anonymous).

- Description from Novelupdates