New, Unused 23.5cm The text "US OPEN AUTHORIZED BY THE USGA" indicates that this is an officially licensed product of the U.S. Open Golf Championship. "ADVANCED SOLE" and "RADYSOLE" are likely names related to the shoe's sole technology. The Japanese text "衝撃はインナーソールで吸収" (Shogeki wa innā sōru de kyūshū) means "Impact is absorbed by the insole," indicating that the insole has shock absorption functionality. One sole has a scratch. Stored for a long time. Manufactured by: ZETT Corporation Purchased for 18,000 yen Stored for a long time.