Hello! Project Akagumi (紅組) was one of two concert groups Hello! Project was split into during the Hello! Project 2005 Winter All-Stars Dairanbu ~A HAPPY NEW POWER! Iida Kaori Sotsugyou Special~ concert tour. A DVD of Akagumi's concert was released as a fan club exclusive. Akagumi performed at the same venues as Shirogumi, but on different nights. At the end of each concert, Shirogumi would join Akagumi on stage and they would perform together as H.P. All Stars. The name Akagumi means "red group".