Hidekazu Suminaka

Mutual Corp. engages in the import, export, design, manufacture and sale of automated and labor-saving machines. It operates through the Industrial Machinery and Industrial Diamond segments. The Industrial Machinery segment engages in the running adjustments, manufacture, and sale of industrial machineries to the pharmaceutical industry, cosmetics industry, and food industry. The Industrial Diamond segment engages in the import and sale of industrial use diamonds to the automotive industry and semiconductor industry. The company was founded by Kanji Miura on February 14, 1949 and is headquartered in Osaka, Japan.

Part of Mercuria Holdings Co., Ltd., Nichii Hoso Co., Ltd. is a Japanese company that manufactures packaging materials. The company is based in Itami, Japan.

Part of Mercuria Holdings Co., Ltd., Pharmalead Engineering Co., Ltd. engages in the design and maintenance of engineering equipment for pharmaceutical industries. The company is based in Osaka, Japan. Pharmalead Engineering Co. was acquired by Mutual Corp., part of Mercuria Holdings Co., Ltd. from July 14, 2022 on February 12, 2015 for $0.21 million.

Wist Co., Ltd. engages in the development, designing, and production of filling machines, cappers, bottle washing machines, robot systems, filling and packing lines, automatic laborsaving machines, original robots and microcomputer control machine products. The company was founded in May 1994 and is headquartered in Sorakugun, Japan.