* ActingForTwo: The English dub, if one considers all seven Nanas as different people, Creator/VeronicaTaylor plays all of them. The Japanese version uses a different actress for each Nana.
* AnimeFirst: While a manga adaptation began before the anime aired, the manga was mainly meant to be promotional material for the anime.
* TheDanza: Creator/NanaMizuki (the Original Nana)
* SpecialGuest: The English dub has a Special Appearance credit for Creator/LauraBailey as Akane in Episode 9, due to her living in Texas at the time as opposed to the rest of the New York-based cast.