B'z is a Japanese rock duo formed on September 21, 1988, consisting of guitarist Takahiro Matsumoto and vocalist Koshi Inaba. The pair combine hard rock energy with pop and blues influences to create a commercially successful and widely influential sound within Japan and parts of Asia. Their longevity, string of hit albums and frequent concert tours have made them a fixture of late 20th and early 21st century Japanese popular music.

Members and musical character

Takahiro Matsumoto is the guitarist, songwriter and arranger whose playing and production shape much of the duo's musical identity. Koshi Inaba is the lead singer and lyricist, known for his strong, versatile voice. Together they craft songs that range from hard-rock anthems to melodic pop-rock ballads, often blending blues-based guitar work with catchy hooks and studio polish.

History and milestones

B'z began working together in 1988 and released a steady stream of studio albums and singles over subsequent decades. They became notable for consistently high chart positions and sustained popularity. Reported sales exceed 70 million records, and they have achieved the rare feat of multiple albums selling over one million copies each — a mark of exceptional commercial reach in the Japanese market.

Achievements and impact

  • Long commercial success and extensive touring.
  • Multiple million-selling albums and numerous hit singles.
  • An influential model of a rock-pop duo in the Japanese music industry.

For more detailed information, including discography, tour history and official announcements, consult the band's official and fan resources: official biography, discography, band profile. Additional materials and interviews can be found at music databases and archives: member biography, guitarist page, vocalist profile, formation date notes, early history, sales figures, album list.

While brief, this summary highlights B'z as a durable and commercially dominant duo that merged rock instrumentation with accessible songwriting, securing a prominent place in modern Japanese music history.