This is long-burning oak charcoal. 4 Temae (arrangement) - approximately 4kg 4 pieces of Dozumi (body charcoal), 1 piece of Wadouzumi (ring-shaped body charcoal) 8 pieces each of Marukan (round tube), Warikan (split tube), and Tentan (lighting charcoal) 16 pieces each of Marugiccho (round giccho) and Warigiccho (split giccho) The entire process, from charcoal making to cutting, is carefully done by an individual. After cutting, fine powder is removed with a blower. If you wish to change the contents of a 2-box set, please comment before making payment.