Arata "Corpse Collector" Kirishima

Father of Touka Kirishima and Ayato Kirishima. Virtuous and gentle, Arata is a pacifist ghoul who is content to live peacefully with humans and wants the same for his children.

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Arata's status is currently unknown. However, it is known that his kagune is currently being used as CCG's new exoskeleton armor.

(Source: Tokyo Ghoul Wikia)