上筵[uwamushiro] thin padded mat laid on the tatami
花筵[hanamushiro] mat with a floral or bulrush pattern
針の筵[harinomushiro] bed of nails
藁筵[waramushiro] straw mat
薦筵[komomushiro] mat of woven wild rice leaves

粗筵[aramushiro] loosely woven mat
離筵[rien] parting party
法筵[houen] preaching place
法の筵[norinomushiro] preaching place