My hair does....what? It doesn't do anything. It's just hair. I know it's pretty long, but it's just hair. No different from Ami-chan's or anyone else's.

[Yup. Usagi is still confused as to what Rapunzel means with that. Yet if she had the slightest clue, she'd reassure her and explain she too can heal others, just. Not with her hair exactly.....]