if you could recommend one manga only which one would it be?

One piece

tokyo revengers

fruits basket:(

Yona of the Dawn or Nausicaa of the Vally of Wind

totally kuroshitsuji (black butler)

https://www.mangago.me/read-manga/fullmetal_alchemist/

https://www.mangago.me/read-manga/live_or_not/

I agree it's genuinely a masterpiece.

"Namaikizakari"!

Banana Fish

How to snag an alpha

EXACTLY !!! TuT

ao no flag !!!