Mathematics exercise notebook "New Mathematics I," published by Tokyo Shoseki, a practical problem collection. There are writings in it. *The photos are taken and processed to be as close to the actual product as possible, but they may differ from the image. Please understand. *This is a used item, so please refrain from purchasing if you are looking for a perfect item or are concerned about minor details. *This is a used or old item, so there may be defects in the product. Please understand before purchasing.