"Doyo Uta Ehon Best 10" Benesse Corporation Operation confirmed [Product Description] This book contains 10 songs selected in a survey of mothers and fathers, featuring songs they want their babies to hear. The picture book section includes lyrics and cute illustrations. The song buttons are three-dimensional buttons that are easy for babies to press. There is also a rhythm button, and the sound effects change for each song. This is a picture book that allows parents and children to enjoy listening to popular nursery rhymes. Please note that due to the thickness, the item will be shipped in simple packaging.