is bleach episode 179 filler?

As the 3rd Division members assemble at the training compound, Kanō comments that he had knowledge of this area, but had never actually been here before. Aida agrees with his sentiment, stating that it is rarely used these days.

He explains that Makoto Kibune requested usage of the facility, as Kibune and Lieutenant Izuru Kira appear before them, apologizing for their late arrival. Kanō asks them where Captain Shūsuke Amagai is and Kibune begins to explain.