First
If you want a spirit sword, you have to be the first one to find it. Do you really think the first person to come across a spirit sword wouldn't want it?! No. So if you're any place but first, you're not getting anything.
しょ
はじ, はつ, そ, ぞ
None
If you were lucky enough to be the first one to find the spirit sword, you should open up a small show (しょ) to show it off! And then you can make yourself the first in line every day to see the show.