A sharp knife is a safe knife. Daily stropping with the SORYU strop board keeps your cutting and skiving knives in peak condition. Apply honing compound, hold at 15-20 degrees, and make 10-15 passes. Deep sharpen only 1-2 times per year. High-carbon steel needs rust prevention: wipe dry after use, store in a dry place, and apply a thin coat of oil for long-term storage. SORYU strop board ¥198 — 30 seconds a day keeps your blades razor-sharp.