The latest volume, volume 24, is new and unopened. The other volumes have some yellowing and discoloration due to age, but there are no issues with reading them. Please understand that these are used items stored at home. Please assess the condition from the images. I do not smoke. I do not have pets. Shipping will be done via Yu-Yu Mercari delivery, wrapped in OPP film. Discounts and individual sales are not possible.