Thank you for viewing. I have kept these at home after reading them a few times each. Therefore, the covers have some creasing, but the contents are clean. I would be happy to pass them on to anyone interested. Also, we do not have any pets, and there are no smokers in our home. [Series Overview] "Oshiri Tantei" (Butt Detective) is a story woven by humorous characters, providing children with fun and learning. [Target Age] This picture book is for preschool to lower elementary school children, and can be enjoyed by parents and children. [Items for Sale] "Oshiri Tantei Pupupu! There are Two Oshiri Tantei!?" - Price: 1300 yen "Oshiri Tantei Pupupu! The White Monster of the Snowy Mountain!?" - Price: 1300 yen "Oshiri Tantei Pupupu! Search for the Rainbow Diamond!" - Price: 1300 yen