I have similar questions. At least one should be reserved for the boat and those who dwelled upon it, since their ending was already the most difficult out of all of us. I think that's the most fair. When I spoke to Junpei earlier about it in the week, things still seemed unclear.

[but she nods.]

We should use the items to discern how to best secure our victory against the pink entity, even if it's not a snake, and then usher everyone to their homes - or wherever it is they would like to go.