Thank you for viewing. This is the popular Yairi Guitars electro-acoustic guitar, the "WY1". It has a slim neck that makes it very easy to play, and the acoustic sound resonates clearly and comfortably. The detailed decorations are also beautiful, making this a guitar that overflows with the craftsman's dedication. Model Name: REGULAR WY1K TOP: Koa Laminate BACK/SIDE: Koa Laminate NECK: Mahogany FINGER BOARD: Ebony BRIDGE: Ebony Nut Width (mm): 42 Scale Length (mm): 635 Overall Length (mm): 1000 Body Width (mm): 390 * Regarding the pickup: There are no problems with the sound output, such as the Piezo and equalizer, but only the tuning function is broken. Year of Manufacture...2000s