>>49705177
I think in-game she's marked as having Small Breasts anyway. She might be 13, but that can still be considered to be within the range of 'Small Breasts' in terms of era (B Cup size is considered within the realm of 'Small Breasts').

That said, although the cover shows her having green-ish hair with white highlights, in P it's just simply 'White'. She's also given a hairband and a kimono, but I don't remember whether her introduction in the Lone Marebito quest chain described the colour and styling of what she wore, but here's 1000+ hours in MS Paint minituarised into under a minute by AI for what I use as default for her