“Japanium is a fictional element which is the main ingredient of Super Alloy Z Japanium was... Japanium “Super Alloy Z is the material Mazinger is made of. Prof. Juzo Kabuto iinvented it to construct... Super Alloy Z “Breast Fire (ブレストファイヤー Buresuto Faiyā) is an attack by various mechas. It involves firing an... Breast Fire Subcategories This category has only the following subcategory. A [×] Attacks (2 P) Pages in category "Terminology" The following 3 pages are in this category, out of 3 total. B Breast FireJ JapaniumS Super Alloy Z Retrieved from "http://mazinger-fan-fiction.wikia.com/wiki/Category:Terminology"