On July 7, we release "Go Stone Thickness Sample Set".

To celebrate the new release, we are offering a "15% off coupon for next total order", if you purchase this "Go Stone Thickness Sample Set" from July 7 to 18.
Please check the thickness of the Go stones when you are considering purchasing Go stones, and use the coupon when you have decided on the thickness of Go stones you prefer.

The coupon can be used only once and is valid for 30 days.
Coupons can be used for other items as well.

> Go to "Go Stone Thickness Sample Set" page