Ryuichi Ogata (緒方 龍一, Ogata Ryūichi; born December 17, 1985), also known mononymously as Ryuichi or Dravil, is a Japanese singer, rapper, and guitarist. In 2001, he rose to fame as a member of the Japanese boy band W-inds as the group's dancer, back-up vocalist, and rapper. In addition to his activities with W-inds, Ogata also played guitar and provided back-up vocals for the rock bands Radio Foundation and All City Steppers. In 2020, Ogata briefly retired from the entertainment industry from health problems. In 2021, he returned as a solo singer, performing under the stage name Dravil.
Source: “Ryuichi Ogata”, English Wikipedia (CC BY-SA 4.0), excerpt