greeeen (stylized as greeeen) is a japanese pop rock/hip hop/breakbeat vocal group from kōriyama in fukushima prefecture, comprising the all-male four members hide, navi, kuni (written as "92"), and soh. they made their debut with universal music in 2007. their logo image is of a mouthful of teeth, and the four es indicate the number of members. the sound production is handled by hide's older brother jin, a former guitarist of pay money to my pain. according to their website at universal music japan, their catch phrase is "rock 'n' breakbeats with four microphones".