Notice of Price Adjustment for Clamshell Go Stones Products

We would like to inform you that the prices of our Clamshell Go Stones products will be adjusted effective June 1, 2026.

●Products Subject to the Price Adjustment
　Clamshell Go Stones Premium Snow grade
　Clamshell Go Stones Premium Blossom grade 
　Clamshell Go Stones BLUE Label Snow grade
　Clamshell Go Stones BLUE Label

●Effective Date
　June 1, 2026


May, 2026
Koji Kuroki
Representative Director
KUROKIGOISHITEN Co., Ltd.