[ O-yoroi can be crafted with the following recipes

Player Recipe
Primary skill used: fabrication(9)
Required skills: N/A
Time to complete: 540 minutes
Tools required:
> 1 tool with chiseling quality of 3
> 1 tool with anvil quality of 3
> 1 tool with hammering quality of 3
> swage and die set
> electric forge (1280 charges) OR acetylene torch (1280 charges) OR charcoal forge (1280 charges)
> pair of metal tongs
Components required:
> 28x fur pelt OR 6x tanned pelt OR 28x leather patch OR 6x tanned hide
> 10x rag
> 16x lump of steel OR 64x chunk of steel OR 320x scrap metal
Byproducts:
(none)
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This recipe can be found in the following books when fabrication is at least the required level:
The Art of Japanese Armormaking (level 8)