New, Unused - Ships within 24 hours Akane-ko Calculation Skills for Elementary School 4th Grade, 3rd Term Keirinkan, Corresponding to the Mathematics Textbook For those who have lost their copy, or for review and early learning at home. This product is sold at the school for 380 yen, but the price is set as such due to shipping costs. I am not currently considering lowering the price. Thank you for your understanding. Although it is new and unused, it has been stored at home. If you understand that it has been stored at home, please consider purchasing it.