reslt-carrying chair with the massaging surface of the legrest directed downward (backward); [0028]FIG. 3 is a perspective view showing a legrest-mounting structure according to another mode of embodiment; [0029]FIG. 4 is a perspective view showing leg holding units provided on a legrest according to still another mode of embodiment; and [0030]FIGS. 5A, 5B and 5C are a perspective views showing a