The iPhone/iPad app "Mobile VOCALOID Editor" Ver.2.3.0 is now available on the App Store.
Applying this updater carries out the following updates:

Added Voicebanks (in-app purchases)
- Hatsune Miku V6 Original,  Hatsune Miku V6 Soft, Fuiro

For details on using Mobile VOCALOID Editor, please see the videos below.