It's possible that his current disguise is Maria Higashio. Not a case, after her first appearance, she reappears at the introduction of Rumi Wakasa, who can be related with Karasuma's involvement in Koji Haneda's case, and the case when Aoyama revealed the identity of the boss is about her. If it's
him the old man in file 1080, the respirator could be a collateral effect after return to himself. However, we must wait more information from the author. --[[Special:Contributions/185.93.230.10|185.93.230.10]] 13:17, 31 March 2022 (UTC)