The inner lid is made of Japanese cypress, which is a material that is resistant to water.
It absorbs steam and drippings during cooking and controls the amount of water and temperature as well as regulate humidity. It plays a role in preventing deterioration of taste and rotting caused by water droplets.
The unique structure minimizes warping. The beauty of the inner lid, with its aligned grain, is evidence of the woodworker's craftsmanship.
The flavor of Japanese countryside defined by Japanese cypress. Japanese cypress, which is widely used in traditional arts and crafts, is a signature of Japanese terroir. It infuses each meal with an exquisite aroma.