○ These items were used by a child at school. ○ Math I has a name written in it, so it will be blacked out before shipping. ○ Both Math I and II have writing on about 2-3 pages. The pencil markings have been erased. Please be aware that there may be some oversights. ○ There is some dirt on the outside and writing on a few pages, but I think the inside doesn't show much wear. ○ Recycled packing materials will be used. ※ This price is valid until the end of this month, when shipping costs are 160 yen. Please note that the price will increase next month. ○ Immediate purchase OK ○ No pets, no smoking