Zenfusho is a type of Tsukumo-gami (gods to a variety of things) and a specter of chagama (iron tea ceremony pot) that is introduced in "Hyakki Tsurezure Bukuro" (One hundred bags in idleness) by Sekien TORIYAMA.
禅釜尚（ぜんふしょう）は、鳥山石燕による『百器徒然袋』にある付喪神（器物が変化した妖怪）の一種で、茶釜の妖怪。