Description Product Description As the name suggests, the highest peak RG series that are graduates only as Japan custom in Japan j.custom. Perfection consisting technology involved in the sound and playability to detail by craftsmen and skilled use of carefully selected materials I boasts a clear distinction quality and other. This DiMarzio pickups model model that inherits the traditional sound and looks of Ibanez. Stable sound while passive very easy to use, is the degree of perfection that is also active in the recording on stage.