Ukulele, slim head design. ARIA AU-1 Ukulele - Model Name: Ukulele - Included: Case, Music Score - Material: Mahogany - Number of Strings: 4 strings - Head Shape: Slim Head I only touched it at the musical instrument store initially and have kept it in the closet without using it. The case was purchased at the same musical instrument store for about 8,000 yen. Thank you for looking.