Onmyoza　

Odotte Bakari No Kuni　

Otokogumi　

Okumura Chiyo　

Ohzora Kimishima　

Off Course　

Osamu Okuno　

Ozzy Osbourne　

Though many bands have succeeded in earning the hatred of parents and media worldwide throughout the past few decades, arguably only such acts as Alice Cooper, Judas Priest, and Marilyn Manson ..more

OWV　

Ovall　

Japan’s Ovall are a genre-bending trio who make an expansive, often chilled-out blend of progressive rock, jazz, hip-hop, and R＆B. Hailing from Tokyo, the band features vocalist/keyboardist/bassist ..more

Oscar Peterson　

Oscar Peterson was one of the greatest piano players of all time. A pianist with phenomenal technique on the level of his idol, Art Tatum, Peterson’s speed, dexterity, and ability to swing at ..more

ORβIT　

Ornette Coleman　

One of the most important (and controversial) innovators of the jazz avant-garde, Ornette Coleman gained both loyal followers and lifelong detractors when he seemed to burst on the scene in 1959 ..more

Orchestral Manoeuvres In The Dark (OMD)　

Featuring the core members Paul Humphreys and Andy McCluskey, the Liverpudlian synth pop group Orchestral Manoeuvres in the Dark formed in the late ’70s. Humphreys and McCluskey began p ..more

Orange Goblin　

Heavy metal rockers that compose Orange Goblin are Martyn Millard (bass), Ben Ward (vocals), Joe Hoari (guitar), Pete O’Mally (guitar), and Chris Turner (drums), and together these f ..more

Opeth　

Brought together in Stockholm by guitarists Peter Lindgren and Mikael Akerfeldt in 1990, Opeth added progressive influences and acoustic instrumentation to their brand of Swedish death metal. ..more

OOHYO　

ONEW　

OneRepublic　

Featuring the anthemic songwriting of Ryan Tedder, and balancing pop with alternative rock influences, OneRepublic became a regular presence on the charts of North America, Europe, and Australas ..more

ONE OK ROCK　

One OK Rock (often written all in caps) is a Japanese power pop/alt-rock band that draws on the sound of blink-182 and Foo Fighters. Named for the time of the band’s scheduled practice and pr ..more