This is a DVD set for Kodomo Challenge Pocket (for 3-4 year olds) from May 2019 to Kodomo Challenge Hopp (for 3-4 year olds) in April 2020. It includes the "Nensho-san Eigo Otameshi DVD" and a DVD storage case. Please note that this is not the latest version. This is a good option for those considering joining or for those who want to see how their child reacts to the materials. Cancellations and returns are not accepted after purchase. Thank you for your understanding.