① Kimetsu no Yaiba Character Banpresto Rubber Mascot Volume 13: Infinity Castle Arc, Akaza & Doma set. - Characters: Kimetsu no Yaiba - Type: Rubber mascot keychains - Quantity: Set of 2 - Series: Infinity Castle Arc - Release Date: December 2025 ② From Ichiban Kuji Kimetsu no Yaiba ~Thunder Brothers~, Kaigaku acrylic keychain. Approximately 6cm in size with a chain. The purple envelope has been opened to confirm the character, but the rest is in new condition. Thank you for viewing. Thank you very much.