Board Thread:General Discussion/@comment-208.114.152.3-20140801204500/@comment-25153933-20140824154915

^Exactly. Nana is a GarageBand and Reason plugin that fans converted into an UTAU voicebank later down the road, and eventually she would get an official UTAU voicebank.

So Teto and Nana don't have the same circumstances. :/