-Reincarnation, Transmigration
-Reincarnated in Another World
-Reincarnated in a Game World
-Reincarnated in a Book World
-Reincarnated as the Villainess/Villain
-Reincarnated as a Side/Mob Character
-Reincarnated in The Past/Future
-Time Travel, Time Rewind, Regression
-Transported to Another World
-Female Protagonist
PART 3:https://www.mangago.me/home/mangalist/682647/
PART 4:https://www.mangago.me/home/mangalist/1494844/
-Royalty, King/Emperor, Queen/Empress
-Consort, Concubine
-Royalty Family
-Prince, Princess
-Nobility
-Noble Family
-Aristocrat
-Duke, Duchess
-Marquis, Marchioness
-Earl, Count, Countess
-Viscount, Viscountess
-Baron, Baroness
-Royal Guard, Knight/Female Knight
PART 2:https://www.mangago.me/home/mangalist/1270886/
PART 3:https://www.mangago.me/home/mangalist/2395219/
PART 4:https://www.mangago.me/home/mangalist/2829527/
This manga got similarities yet the plot is quite different from each other. My Fav! This is in a random order. I will update in as I come across more similar manga which I like.
EDIT: Thank you! I never thought the list I created cause I was bored will get followed by 3k+.. Glad to know we got similar taste in manga~ :)