If the game's wardrobe fails you, make your own.
Dump the game's Romfs using Ryujinx and use
https://github.com/KillzXGaming/Switch-Toolbox to export and import files. Most of the important files to edit are in the "archive" folder. Stuff related to character outfits are in the following directory: archive > chara > data > pc >p(1 or 2. 1 is male, 2 is female.) > model > whatever you want to mess with
