Acquired November 2025 Includes various details about wood. Recommended for those who want to know about flooring and wood materials, even if not using Sumitomo Forestry. It's enjoyable just to look at. The material is very solid. *Please note that due to the large number of items listed, oversights may occur. Thank you for your understanding. Prime Wood and Prime Wood II Prime Wood Product Book [Notes] - Please refrain from purchasing if you are sensitive to minor details. - Recycled packaging materials may be used. - Although set for anonymous shipping, it may be changed between "Rakuraku Mercari便" and "Yuyu Mercari便". - For services like Yu-Packet Post, which are delivered by mail slot, there is a rare chance of envelope damage. [Shipping] - If purchased on a weekend, shipping may occur on Monday or later. - Items may be shipped compressed. → If you are willing to pay the difference, we can ship without compression. Please feel free to comment before purchasing if you wish. - Thicker items are more likely to be compressed. [Shipping Method] To offer the lowest possible price, the shipping method stated on the product page (Yuyu Mercari便 / Rakuraku Mercari便) may be changed depending on the size and situation after packing. If you wish to specify a shipping method, please consult us in the comment section before shipping. *If you purchase without commenting, we may change the shipping method after packing. *In that case, we will assume that you have agreed to our changes in shipping methods.