Kettle, Oitomi, Nambu Tekki, Woodgrain Hisago 0.6LNambu ironware is rust resistant, long lasting, well insulated, and provides a uniform circulation of heat. The exterior of the kettle has a bumpy textured pattern called arare or hailstone which is often used in Nambu ironware to help increase the surface area of iron kettles. The iron kettles that are representative of Nambu ironware will vary individually because each artisan is free to create any arare pattern they like. Iron kettles are the most