Complex sentence: In 2004, Kitagawa told Shibutani that he wanted him to sing enka, and in Auguest 2004, Kanjani's first single, Naniwa Iroha Bushi, was released and Kanjani8 debuted, with Shibutani at the helm as the main singer.
Split into simpler sentences: In 2004, Kitagawa told Shibutani that he wanted him to sing enka, and in Auguest 2004, Kanjani's first single, Naniwa Iroha Bushi, was released. With that, Kanjani8 debuted, with Shibutani at the helm as the main singer.