Summer Tour 2007 Final Time: Kotoba no Chikara (Summer Tour 2007 Final Time -コトバノチカラ-, Summer Tour 2007 Final Time: The Power of Words) is a DVD release of Japanese boy band Arashi. It was released on April 16, 2008 by their record label J Storm. Summer Tour 2007 Final Time: Kotoba no Chikara documented Arashi's summer concert at Tokyo Dome in correspondence with their Time album.