FitNess00 - Calli
FitNess01 - Kiara
FitNess02 - Fauna
FitNess03 - Gura
FitNess04 - Ina
FitNess05 - Ame
FitNess06 - Bae
FitNess07 - Kronii
FitNess08 - Sana
FitNess09 - Mumei
FitNess10 - IRyS
Note that the number in the file is not necessarily their number in costume order. Not all are used by default either, you'll need either a build with at least 11 colors on Ness (including default) or know how to configure it yourself. There are guides for that.