also: オーピー
opening credits; title sequence
Refers to the opening credits or title sequence of a TV show, anime, or film. Often read as オープニング in speech.
The opening credits of this anime have really beautiful visuals.
opening theme song
Specifically the theme song played during the opening credits. Compare with 主題歌, which can be any theme song.
See also: 主題歌
Rare technical term for overprinting in printing or philately. Not commonly encountered outside specialized contexts.
This stamp has an overprint applied.
The anime started and the opening theme began to play.
The new opening theme song is performed by a popular band.
On the streaming site you can skip the opening and start from the main episode.
She is the singer who performs this anime's opening theme.
OP is the opening theme/credits of a show, while ED is its ending counterpart.
Abbreviation of the English word 'opening', commonly used in Japanese media and fan communities.