The Reason Why harem be so popular

Harem, Animanga Wiki

Rent-A-Girlfriend and the Appeal of Harem Anime – The Official

Harem Anime Tier List (Community Rankings) - TierMaker

Fantasies and Nightmares in the Reverse-Harem Genre - Anime Feminist

If RWBY Was a Shounen Harem Anime : r/fnki

What is the meaning of reverse harem in anime? - Quora

Otome & Reverse Harem MCs get a lot of hate but let's be real, their character designs are much more distinguishable than Harem MCs : r/otomegames

Is the harem type of story a subtle form of sexism? - Quora

Top 10 Harem Anime Where MC Takes All the Girls, #5 Will Leave You

Full of Cute Teenagers, Here Are 5 Recommendations for Harem