Why did Kaneki joined Aogiri?
In the Tokyo Ghoul √A anime series, Ken Kaneki joins Aogiri Tree so he could be close to the only enemy that is threatening Anteiku, he joins them so he could watch over them and protect his loved ones.
Who is the strongest ghoul in Aogiri?
Tokyo Ghoul: The Strongest Members of Aogiri Tree, Ranked According To Strength1 Kishou Arima Played Both Sides Of The Ghoul Conflict & Had The Power To Turn The Side For Either Side.2 Eto Yoshimura Was The One-Eyed Owl & Leader Of The Entire Organization.
Does Kaneki join Anteiku?
In the Tokyo Ghoul manga, Kaneki did leave Anteiku, but instead of joining Aogiri Tree, he created his own small group alongside Kazuichi Banjo to battle the Aogiri Tree. This “Anti-Aogiri” group is also in the anime, but Kazuichi is the sole leader of that faction while Kaneki joined the Aogiri Tree.