A total of 14 books from Ryosuke Sugiyama's popular children's book series are being offered for sale. This is a participatory mystery series where readers become detectives themselves and challenge the mysteries within the story. It's very popular for elementary school students' book reports and for developing reading habits! This is a valuable opportunity to collect the series together, so if you're looking for them, please take this chance! ◆About the product◆ The photos are everything. Please check the images for accessories and condition. As this is a used item, there may be scratches and stains. Simple inspections have been completed, but professional confirmation and maintenance have not been performed. ◆About packaging◆ We take care to package items carefully with cushioning material and waterproof measures. For 1 to a small number of books, we may use a waterproof vinyl envelope for simple packaging to reduce thickness. We may use recycled cardboard boxes. If you have any packaging requests, please be sure to consult with us before purchasing (winning the bid). ◆About shipping◆ We will ship within the specified date after confirming payment. We will choose the appropriate shipping method depending on the size, etc. If you wish to specify a date and time, please consult with us before purchasing (winning the bid). ◆Returns and cancellations◆ We generally do not accept returns. If a return is unavoidable, it must be within 3 days of arrival and unused. The buyer is responsible for shipping costs. Please be sure to check with us before purchasing (bidding) if you have any questions. ◆Other◆ Please note that the item may be sold out as it is also being sold through other channels. Please feel free to ask any questions about the condition or accessories. Please refrain from purchasing if you are looking for perfection. We have many other items for sale. Please also take a look at our profile!