DELETER Manga Manuscript Paper with Memory, 40 Sheets x 3 Sets, Unopened for Long-Term Storage

This is a set of manga manuscript paper for doujinshi by Deleter.
It has been stored in a drawer for a long time, and one of the three sets has dirt and tears on the outer packaging. (Photos 3 and 4)
As this is an amateur inspection, there may be other defects.
Please only consider purchasing if you understand this.