AAAAAAAHHHHHH SCREAMING CUZ THIS IS WHAT I WANTED, anyone else have recommendations for a ...

Legal:
Again My Life
Judge Lee Han Young
The Wicked Prosecutor Has Changed

Entertainment:
To Be an Actor
Genius Actors Aura
It's Voice Phishing, but it's a Life Reversal (not regression/isekai)

Medical:
Black Haired British Doctor
Return of the Max Level Doctor (no system)
Doctor's Time Travel to Joseon

Fantasy (female mc):
See You in my 19th Life
Hand Jumper (not regression/isekai, but her power is time)

Gaming:
I Regressed but the World Didnt End

Get ready for a flood~ repeating some of the recs above because WORTH. * = must reads

reincarnation/re-life: return of the crazy genius composer, the reincarnated cop who strikes with wealth, reincarnated as a new employee, judge lee han young*, the genius wants to be ordinary, the regressed doctor wants to live quietly, genius grandson of the loan shark king*, i became a sales prodigy, acting genius top idol, my younger sister was a genius, a became the youngest top idol, from the grave and back*, real man*, be the actor**, the chaebol's youngest son**, i shall live as a prince, this is the law*, reset life of the regression police, my second life as an idol

isekai or 'dungeons/towers appeared' trope: how to survive a restructuring, healing life through camping in another world*, raising the princess to overcome death, the novel's extra, life of a magic academy mage*, i reincarnated as a legendary surgeon, solo farming in the tower*, the end of the world is just a game to me, genius martial arts trainer

Real man
Be the actor