Aliens
Amnesia
Arrogant characters
Beautiful female lead
Body tempering
Bodyguards
Business management
Calm protagonist
Celebrities
Charming protagonist
Childhood friends
Clever protagonist
College or university
Confident protagonist
Early romance
Eidetic memory
Gangs
Handsome male lead
Harem-seeking protagonist
Hiding true abilities
Hiding true identity
Male protagonist
Misunderstandings
Modern day
Multiple reincarnated individuals
Nationalism
Nudity
Older love interests
Organized crime
Overpowered protagonist
Past plays a big role
Perverted protagonist
Playful protagonist
Polygamy
Poor to rich
Pregnancy
Programmer
R*pe victim becomes lover
Reincarnation
R*pe
Scientists
Second chance
Shameless protagonist
Special abilities
Student-teacher relationship
Technological gap
Threesome
Time skip
Weak to strong
Wealthy characters
