More about making softwood charcoal: How Charcoal is Made
Case Study: Making the Sunahama Kotanto

scroll down or jump to the sections below: Blade Sunobe Hizukuri Ara-shiage Hardening Clay Mixture Tsuchioki Yaki-ire Polishing Kaji Togi Shitaji Togi Habaki Forging Filing Bending Soldering Handle Seppa Nakago-ana Sokui Core Tsuka Tsukamaki Mekugi Scabbard Inside Outside Assembly Forging a Kotanto… Continue reading