Is this website associated with the offically with Animal Crossing?

No, This website is not officially sanctioned by Nintendo.

Whats is this website for?

This website just serves as a fun way to get more information about the game,and to learn some neat tips and tricks for those new to the game.

How much does Animal Crossing:New Horizons cost?

It currently retails for $60 USD.

Where can I purchase Animal Crossing: New Horizons?

You can purchase it through Nintendos website directly(digital or physical copy), Target, BestBuy, and GameStop.