Born Inaba Hiroshi, Inaba Koshi is best known as the voice and lyricist of legendary Japanese rock duo B'z. Known for his 3.5-octave voice that pierces venues even sans mic, Inaba's solo work is a mix of ballads, blues, grunge and funk, leaving his audience guessing what's coming next. Combining meaningful lyrics with powerful vocals, Inaba has been one of Japan's most important singers for over 20 years.