mihimaru GT is a J-Urban and J-pop group signed to Universal Music Japan and managed by Tearbridge Productions, a subsidiary of Stardust Promotion and Avex Trax. History mihimaru GT is a best-selling Japanese duet made up of composer, lyricist and vocalist, Miyake as well as vocalist and lyricist Hiroko. The group was formed due to the joint management of the two members during their solo careers. Before forming mihimaru GT, each member had a relatively quiet career, with little to no major hits.To remind each other that the success of the group comes from the hard work and contributions of both members, the name mihimaru GT was created for the band, taking the first two letters in each members' first name and adding "maru", or "perfection", to the end of it, as well as the initials for Miyake's favorite video game—Gran Turismo. Unlike many other groups, mihimaru GT will often record songs featuring only one of thei