Reverse Harem, Love Rival, Love Triangle Part 1.

Reincarnated in Another World
Reincarnated as the Villainess
Reincarnated in a Game World
European Ambience
Nobility
Royalty, Prince
Dense Female Lead
Friendship
Student-Student Relationship

Completed Manga

Reincarnated in Another World
Reincarnated in a Game World ---> Otome Game
Reincarnated as the Villainess
Nobility, Royalty
Engaged Couple
Reverse Harem

Reincarnated in Another World
Reincarnated in a Game World ---> Otome Game
European Ambiance
Nobility
Royalty, Prince
Strong Female Lead

Reincarnated in Another World
Reincarnated in a Game World
Reincarnated as the Villainess
Broken Engagement
European Ambience
Nobility, Royalty
Business Management
Businesswoman
Reverse Harem

Reincarnated in Another World
Nobility,
Royalty, King
Magic, Cooking
Animal Characteristic
Animal Transformation
Reverse Harem

Full Color Manhua
Reincarnated in Another World
Reincarnated in the Past
Time Travel
Reincarnated in a Game World
Mission
System
Transported to Another
Transmigrated to Another World
Appearance Changes
Weak to Strong
Multiple Love Interests
Reverse Harem
Royalty, Emperor, Prince
Vampire-Human Relationship
Ghost-Human Relationship
Demon-Human Relationship
Martial Arts, Cultivation
Strong Female Lead

Full Color Manhua
Multiple Reincarnation
Transmigration
Time Travel
Another World
System Administrator
Mission ---> Revenge
Cunning Female Lead
Strong Female Lead
Reverse Harem

Completed Manhua

Full Color Manhua
Reincarnated in a Game World
Transmigrated to a Game World
System Administrator
Beautiful Female Lead
Smart Female Lead
Reverse Harem

Full Color Manhua
Reincarnation
Transmigration
Time Travel
Another World
System, Mission, Revenge
Animal Sidekick
Beautiful Female Lead
Strong Female Lead

Completed Manhua

Blackmail
Manipulative Female Lead
Cunning Female Lead
Student-Student Relationship
Popular Male Lead
False Personality
Two-Faced
Blunt Female Lead
Smart Female Lead
Secret Identity, Novelist Writer
Slow Romance
Love Triangle