Tokyo 7th Sisters Comic Anthology  

NanaSis, Tokyo 7th シスターズ コミックアンソロジー

An anthology collection of Tokyo 7th Sisters created by different mangaka artists. In 2032, the renowned idol group "7th Sisters" retired and vanished from the entertainment industry. Two years later, a young ambitious individual was appointed as the leader of Tokyo's upcoming generation idol studio, known as Nanastar or Three Seven. Despite the city's belief that idols were obsolete, Nanastar struggled to regain its footing. However, one day, a captivating and enigmatic female manager appeared and declared, "If the past's idols have vanished, we must create new 'sisters' with powerful connections!" Thus, the story of the future Nanastar Sisters will unfold.

Tokyo 7th Sisters is a fully voiced rhythm and idol raising simulation game developed by Donuts, released in February 2014 for iOS and November 2014 for Android.