-Animal Characteristics
-Animal Transformation
-Beastman, Beast Girl
-Shape Shifter
-Animal Lover
-Animal Communication
Guys, version 2 of this list is up!
LINK: https://www.mangago.me/home/mangalist/2658246/
I stopped updating because transferring manhwa from this list to the other vice versa is a painnnnnn
-Child Protagonist
-Family Life
-Family Love/Doting Family Members/
-Babysitter, Nanny, Childcare
-Adopted Child
-Father-Daughter Relationship
-Father-Son Relationship
-Mother-Daughter Relationship
-Mother-Son Relationship
-Stepmother-Stepdaughter Relationship
-Stepmother-Stepson Relationship
-Aunt-Nephew Relationship
-Uncle-Niece Relationship
-Brother-Sister Relationship
PART 1:https://www.mangago.me/home/mangalist/395562/?filter=
This is just a list of manhwa/manga which has main character/s who gained a second life in the modern world setup.
Main Characters: Reincarnated/Second Life
Settings: Modern Society
The list is in no particular order.
Feel free to suggest anything in the comment section.