is bleach episode 105 filler?

At nighttime in the Seireitei, a group of Shinigami stand outside the Tenth Division barracks and are startled to see their captain, Tōshirō Hitsugaya, approaching them. With the Shinigami cheering for his return and kneeling before him, Hitsugaya assures them that he is alright and has defeated the Bount.

When Hitsugaya tasks them with retrieving Gō Koga once the ice from his Shikai, Hyōrinmaru, thaws out in the southern district, the confused Shinigami question if he is still alive.