Board Thread:Off-Topic Discussion/@comment-62.165.229.38-20170603174125/@comment-7882956-20180211053634

Catsgomao wrote: Haku is technically a vocaloid I think, because they are miku on a different setting.

Yes, I agree on teto but she is included in project diva games by crypton XD

They're considered derivatives, not official VOCALOIDs.