Exterior and Wood Siding Material The charred wood siding, inspired by the Japanese shou-sugi-ban method, comes in various stains, such as cherry (shown here). The blow-torching technique helps with resistance to insects, rot, water, mold and fire.  Photo 8 of 11 in A Guide to Shou Sugi Ban and 8 Homes Featuring the Japanese Technique from On Your Mark, Get Sett