Hiroyuki Tsuriya is a businessperson who has been at the helm of 11 different companies.

He holds the position of Chairman at Nippon Shindo Co., Ltd., President & Representative Director at Nisshin Jigane Co. Ltd. (a subsidiary of Nippon Shindo Co., Ltd.), President & Representative Director at CK San-Etsu Co., Ltd., Chairman for Sanyue Metals Industry Co. Ltd., Chairman at San-Etsu Metals Industry (Dalian FTZ) Co. Ltd., President & Representative Director at CK METALS Ltd. and President & Representative Director at San-Etsu Metals Co., Ltd. (which are all subsidiaries of CK San-Etsu Co., Ltd.), President & Representative Director at Riken Ckjv KK, President & Representative Director at San Etsu Shoji KK and Chairman of Dalian San-Etsu Precision Parts Co. Ltd.

He is also on the board of Fushiki Kairiku Unso Co., Ltd. and San-Etsu Metals (Shanghai) Co., Ltd.

In his past career Hiroyuki Tsuriya occupied the position of President & Representative Director at San-Etsu Metals Co., Ltd. (Old).