Meanings

squeal (of tires or train wheels)

bass (line, part)

haplology

ultrasonography

bleep (esp. for censoring)

sound used for censoring words or phrases (on TV, radio, etc.)

tenor

music of the classical period

popular music

choragus

geminate consonant

Fuji Pacific Music Inc.

Royal College of Music

Otojuku (seen in names of establishments and activities related to music education)

Otowaya (stage name of a kabuki family)

Institute of Sound Technics

National Music Publishers' Association

Marine Acoustics Society of Japan

Federation of International Musicians

International Musicological Society