omnibus
A collection of works or items combined into one volume, album, or event. Often used in publishing, music, and film contexts.
このオムニバスアルバムには、様々なアーティストの曲が収録されている。
This omnibus album contains songs by various artists.
オムニバス形式の映画は、複数の短編で構成されている。
An omnibus film is composed of several short stories.
This movie contains several short pieces in omnibus format.
They combined the popular drama's spin-offs into a single omnibus.