Floor
Bed
Under the canopy, you use a tree for your floor. It also becomes your bed, because hey, what is a floor but the original bed?
しょう
ゆか, とこ
None
News of your amazing floor / bed spreads and reaches the Shougun (しょう), who wants to come see it. He's impressed, and asks you to build floor beds out of trees lying under this canopy in all of his buildings.