President/CEO
D.NAGATA CO., LTD.
President / CEO
So Kikaku Sekkei Ltd.
CEO
NAIGAI CO., Ltd
President
Maintech Co., Ltd.
Yoshikawakuni Plastics Industries., Ltd.
Yoshiizumi Industry Corporation
TSK CO.,LTD
SUNPOLE CO.,LTD.
KOA CORPORATION
President & CEO
Kanase Inc.