Ohana PK25G Pineapple Soprano with Solid Mahogany Top, Back, and Sides by Ohana. $159.00. OHANA PINEAPPLE SHAPED UKULELE. A popular form meets superior function with our solid mahogany pineapple soprano. Solid Mahogany means it is a solid performer, not a toy. A nice playing ukulele, no novelty model. As soon as Ohana ukuleles arrive in America they go through a detailed premium adjustment. Ready to play when delivered. Fitted cases are available.