"Thank you." It's not often people compliment her name, so she particularly appreciates the compliment.

But oh, that face. That one she's making right there. She's just not good at hiding her feelings. "No, thank you. Masks creep me out. It sounds like a.... an interesting festival, but, no. Why don't you pick one out for your brother's boyfriend, since you got one for Tatsuya?" Anything that gets them away from the idea of pushing a mask at her.