Reddit user went viral after sharing a realistic rendering Marin Kitagawa from the anime Sono Bisque Doll wa Koi wo Suru ( My Dress-Up Darling u/gabrielxdesign, explained that they used programs like Photoshop , PortraitPro , and others, and emphasized that "it's not a real person."
Check it out:

Synopsis:
Wakana Gojou is an insecure hina doll maker, following in the footsteps of his grandfather, a skilled hina doll artist of long standing. While Gojou loves his hobby passionately, he isolates himself socially at school, believing he will be ridiculed for what he does. Having not made a single friend during his school years, his grandfather worries about him.
One day in class, a girl bumps her head on Gojou's desk. However, she apologizes to him before rejoining her friends. Gojou identifies her as Marin Kitagawa, an incredibly cheerful, friendly, and popular girl in his class, noting that "she lives in a completely different world from his." But their paths cross, and because Marin is extremely friendly, she starts talking to him more often and becomes his friend.
Finally, the anime premiered in January of this year and ended last month with 12 episodes .
