AAA performed at the Nippon Budokan on Tuesday in front of a crowd of approximately 10,000 fans. During the show, leader Naoya Urata formally announced that he will soon be making his debut as a solo artist, while still remaining active with AAA. His debut song, "Baby Bang! Feat. SPHERE," has just been made available as a chaku-uta. An official website has also been launched at http://uratanaoya.com/. source: tokyograph