i'm not sure those are my favs

Read Fruits Basket

If you want a manga with one of the best foreshadowing you could ever seen in any shoujo, read Fruits Basket.

If you want a manga with a love triangle that isn’t really one, read Fruits Basket

If you want an original fantasy manga where someone who hugs an other person from the opposite sex transform into an animal from the Chinese zodiac signs, read Fruits Basket.

If you want a manga with well developed and complex characters, read Fruits Basket.

If you want with well built and developed romance stories, read Fruits Basket.

If you want a manga with characters that can keep on a facade (such as the main character) but totally crumble it when in a dire situation, read Fruits Basket.

If you need a shoujo manga that deals with dark themes such as bullying, suicide, child abuse, death and many more, read Fruits Basket. 

Just read Fruits Basket