Manga (pronounced "Mahn-ga") is the Japanese word for comics. It has become a huge hit with American teens and tweens. Manga has emerged as the most popular comics category and is one of the fastest growing genres in Ame...Manga (pronounced "Mahn-ga") is the Japanese word for comics. It has become a huge hit with American teens and tweens. Manga has emerged as the most popular comics category and is one of the fastest growing genres in American publishing.