Japanese Rock duo B'z

Koshi Inaba and Tak Matsumoto of B'z.

The Japanese rock duo B'z consisting of guitarist, composer and producer Takahiro "Tak" Matsumoto (松本 孝弘, Matsumoto Takahiro) and vocalist and lyricist Koshi Inaba (稲葉 浩志, Inaba Kōshi). They are known for their energetic hard rock tracks and pop rock ballads. Their style has also been described as a "ultra-commercial blend of hard rock, blues, and synthesizer pop".