is bleach episode 63 filler?

One week after Sousuke Aizen's betrayal and departure from Soul Society, at the Sōgō Kyūgo Tsumesho, Goteitaishi and another member of the Eleventh Division are angered by the quality of the food they have been served, which they throw on the floor. With the other Shinigami claiming they deserve something better because they were wounded honorably in battle, several other members of the Fourth Division watch the confrontation from a nearby doorway before noticing someone approaching.