Warning: Contains spoilers for Bleach: Thousand-Year Blood War Part 3, Episode #13.For almost a decade, one of the biggest debates in the Bleach fandom has been the canonicity of its sequel story, Can’t Fear Your Own World. The sequel trilogy of novels was written not by series creator Tite Kubo, but by Ryogo Narita of Baccano! and Durarara!! fame, and because of that, many people feel like it shouldn’t count as an official Bleach sequel story.

https://screenrant.com/bleach-thousand-year-blood-war-finale-sequel-rangiku/