The official Pokémon movie website has updated. Translations follow:

Your Personal Number One Pokémon Movie Has Been Decided!!

It's the movie from 2002, "The Guardian Gods of the Water Capital: Latias and Latios"

It will air on TV Tokyo Sunday July 16th at 1:35am! It's also going to be shown on other channels all across Japan!!
*details will be successively updated.



The water capital "Alto Mare" is said to be the most beautiful city in the world. Here, Satoshi encounters Latias and Latios, Pokémon that possess mysterious moves. Latios is the older brother and Latias is the younger sister, and the two of them get along well as they protect the hidden treasure of the city, the "Heart Drop".

The mysterious sister thieves Zanner and Lyon are after this treasure. Satoshi, Pikachu and the others get caught up in the trouble they cause. And when a hidden seal is undone, the city is hit by a huge flood. Satoshi and Pikachu run through the water capital in order to take back the stolen "Heart Drop"!



Source: http://www.pokemon-movie.jp/eiga_tohyo/