Board Thread:Legitimate Canon Questions/@comment-2020973-20180307210456/@comment-4091815-20180309024044

Kitsune is a thing.

Nogitsune is a subset of the thing.

All Nogitsune are Kitsune but not all Kitsune are Nogitsune.

To be Nogitsune, you must be void. It's the void type of Kitsune.