You can learn Japanese for many reasons. An ancient culture, a thriving economy, interesting people, and splendid landscapes are some of the things the Land of the Rising Sun has. A hop to Japan must persuade you if this list doesn't. But first, the list.
There are various reasons why you must visit Japan and learn Japanese. It may be the booming economy, gorgeous landscapes, ancient culture, or lovely people. If you still require persuasion, this list will likely do the trick.
Akira Kurosawa - Director Extraordinaire
You have missed out on the best movies of all time if you have not seen Akira Kurosawa's art works. The sweeping landscapes, exciting scenes, painstaking attention to detail, amazing stories, and timeless appeal make his movies - Seven Samurai, Ran, Throne of Blood, and Dreams, to name some - a requirement for any serious film buff. And since most of his films are in his native language, you should learn Japanese to watch them in all their pure glory.