As usual by now, this summer will bring yet another Naruto anime film, and this here trailer gives fans a glimpse of what to expect. Naruto Shippuuden: The Lost Tower, as it's titled, will be the 4th Naruto Shippuuden anime film, and 7th Naruto anime film overall, when it premieres in Japan on July 31, 2010. In this "dimension-crossing" adventure, in which the title ninja character Naruto will travel back in time and meet his father, the Fourth Hokage Minato Namikaze. (based on ANN synopsis)