This is a brand new tea tea ceremony made from Japanese roasted wood. Customers have sayed about "Clean charcoal for fire transferring and burning is good." It can be used for a variety of purposes such as tea ceremonies, tea ceremonies, cultural festivals, training meetings, trainings, and before coal. Country of manufacture: Japan Ingredients: Domestically grown kunu; Contents: Wind furnace coal, approx. 4.5 lbs (2.0 kg) (around 20 pieces); Charcoal size: approx. 4.8 inches (12.1 cm) x thickness approx. 1.4 inches (3.5 cm) - 1.8 inches (4.5 cm) - 1.8 inches (15.0 cm). Please see the picture for details.