They are also not allowed to disclose details of upcoming Vocaloids without permission of the Vocaloid studio nor reveal the identity of the singer if the studio does not make it public.
Tiež majú zakázané prezradiť podrobnosti na budúce Vocaloid výrobky bez povolenia štúdia, aj prezradenie identity speváka/speváčky ak ju štúdio nezverejnilo.