Ponyo
Ponyo is probably top 3 of the most magical, charming, whimsical, delightful, captivating, enchanting, dreamlike, wonderful, ethereal, heartwarming, radiant, tender, blissful, mesmerizing, otherworldly film
The entire top 3 are all Ghibli films by the way
Also...Hayao Miyazaki and Joe Hisaishi are the best duo of all time, argue with the wall