This Xemnas photo contains
hip boot, thigh boot, bien habillé personne, costume, costume pantalon, tailleur-pantalon, pantalon costume, pantsuit, personne bien habillé, and pantalon de costume.
There might also be
jambes nues, collants, pantalons moulants, skintight, pantalon skintight, pantalon collant, collant, collants, justaucorps, and léotards.