【Please Note!】 This is the "2020 Edition," so please make sure you are purchasing the correct version. Please consult with me *before* purchasing. While there is a used feel from flipping through the pages, there are no writings or markings in the book. This is a set of items that I used for one year. How about it for a memento or record? Explains the starry sky and astronomical phenomena for one year. Watch a planetarium on your smartphone or DVD. Recreate a planetarium on your computer. (From ASCII Mook) ＜Included Items＞ ・Special Appendix DVD (2020) ＜Shipping＞ Yu-Pack 60 size For packaging, we use recycled materials, so we would appreciate your understanding. To prevent rain damage during shipping, the item will be wrapped in plastic. We cannot accept unreasonable claims, cancellations, returns, or refunds after the product arrives. Thank you for reading to the end!