This set includes a 9 & 7 double-faced board with Hyuga Suwabute Clamshell Go Stones　for a 9x9 board.
 

 
＜Hyuga Hon-Kaya, Table Go Board Itame(Flat Grain), One-piece 9x9 7x7 double-faced.＞
 
W x D x T(cm)：21.0×22.5×4.5
 
With a refined grain and rich reddish color, this Kaya Go board is a brilliant masterpiece.
 
The scale is finished with a ridge crafted using genuine lacquer and a traditional Japanese katana by a master Go board craftsman.
 

 
<Go Stones, Made from Hyuga Suwabute Clamshells> 
 
・Flower Grade, Size 25
 
・White Stones：85 pcs, Thickness >7.0mm or less
 
・Black Stones：86 pcs, Thickness >7.3mm or less
 
The Go stones are made from Suwabute clamshells, a unique species of clam in the whole world that can only be collected on Okuragahama Beach in Hyuga City of Miyazaki prefecture. It features an exceptionally refined striped pattern, high quality, and stain resistance.