Hololive Production (ホロライブプロダクション, stylized as hololive production), or Hololive (ホロライブ, stylized as hololive) for short, is a Virtual YouTuber agency established by COVER corp.. Initially known for their female-only VTuber group, it merged with Holostars, their male-only VTuber group, and INoNaKa Music, their music label, to form Hololive Production on December 2, 2019.