Hibachi

The hibachi (Japanese: 火鉢, fire bowl) is a traditional Japanese heating device. It is a brazier which is a round, cylindrical, or box-shaped, open-topped container, made from or lined with a heatproof material and designed to hold burning charcoal. It is believed hibachi date back to the Heian period (794 to 1185).[1] It is filled with incombustible ash, and charcoal sits in the center of the ash.