GRe4N BOYZ, formerly known as GReeeeN, is a Japanese vocal group involved in Shinkalion. They are the performers of Flash Hayabusa, the opening theme of Shinkalion: Change the World.
Biography[]
GReeeeN was established in 2002, and comprised of four members: HIDE, navi, 92, and SOH.
On March 19, 2024, shortly after the initial announcement of Flash Hayabusa, they announced that they changed the name of the group from GReeeeN to GRe4N BOYZ[1].