is bleach: thousand-year blood war (bleach: sennen kessen-hen) episode 27 filler?

, Kirinji, and Hikifune cut open their throats with their respective Zanpakutō. Having been overpowered by the revived Schutzstaffel, Ōetsu Nimaiya, Tenjirō Kirinji, and Kirio Hikifune decide to let Senjumaru Shutara handle the group and kneel while pressing their blades against their own necks.

After promising to show the Quincy how the Royal Guard get serious, Nimaiya slits his throat with Sayafushi as Kirinji and Hikifune do the same with their Zanpakutō, to Sternritter "A" Uryū Ishida and "B" Jugram Haschwalth's alarm.