Set of 4 books: "WOOL (Vol. 1 & 2)", "SHIFT (Vol. 1 & 2)" Japanese edition (paperback) of the Silo series by Hugh Howey Contents: "WOOL (Wool) Vol. 1" "WOOL (Wool) Vol. 2" "SHIFT (Shift) Vol. 1" "SHIFT (Shift) Vol. 2" These are used books. They have been stored on a bookshelf at home, so please consider that they have some signs of wear and tear (stains, yellowing, scratches, etc.) typical of their age. They are in reasonably good condition (please check the images). I have checked them and found no major unsightly scratches, folds, or writing, but there may be oversights. Please purchase if you understand this. Shipping method will be "Yu-Packet Post". There is a possibility of changing to "Rakuraku Mercari Bin", so please be aware of this before purchasing.