Whether she's a new arrival like him or a long time resident, the woman looks like she's been having a hard time. If what happened to Gojo is anything to go by, she certainly doesn't need to add a glitter bomb to her day's hassles. Honestly, the way she looks he would expect to see a flyhead hanging around her if they were in Japan. Instead it's... whatever this place has to offer.

Nanami comes close, crouches, and picks up the box. It's so easy to lift this box, when lifting his own had been impossible. That must be part of it, something that gets people to interact or whatever else the fox wants out of it. She mentioned interacting with others in her introductory speech.

"Would you prefer to open it here or inside?" Nanami asks. Depending what it is, she may wish for privacy. She may even wish he weren't present, but the bare minimum is to leave it up to her.