: While at the Kyogoku House, Zenitsu hears a young girl crying and rushes to help. He finds a room in total disarray and encounters the Oiran Warabihime , whose terrifying aura immediately alerts him that she is not human. Despite his fear, Zenitsu stands his ground to protect the girl, leading to a tense stand-off that ends with him being knocked unconscious and later kidnapped.
Investigates while becoming a favorite worker due to his sincerity. Ogimoto House Kimetsu no Yaiba: Yuukaku-hen Episode 3
: Suspicious of rumors surrounding the disappearance of Tengen’s wife, Makio , Inosuke (under his alias "Inoko") charges into her room at the Ogimoto House. He follows a trail into the attic and through the building's infrastructure, catching glimpses of the demon’s sentient sashes. : While at the Kyogoku House, Zenitsu hears
Confirmed as Upper Rank Six; murders the House Madam, Omitsu. Investigates while becoming a favorite worker due to