This is long-burning oak charcoal. Includes: * 5 pieces of Dozumi (trunk charcoal) * 1 piece of Wazumi (ring-shaped trunk charcoal) * 10 pieces each of Marukan (round tube), Warikan (split tube), and Tentan (small pieces for lighting) * 20 pieces each of Marugiccho (round, small pieces) and Waragiccho (split, small pieces) The entire process, from charcoal burning to cutting, is carefully done by an individual. After cutting, fine powder is removed with a blower. If you wish to purchase two boxes or change the number of pieces, please comment before making payment.