TOSO Co., Ltd. is a comprehensive manufacturer of window treatment products, offering curtain rails, blinds (aluminum, wood, and vertical), roll screens, Roman shades, pleated screens, and accordion-style partitions primarily targeting the residential interior market. The company manufactures products domestically as well as through overseas subsidiaries in Indonesia and China, distributing through dealers and agents. In addition to its core interior decoration business, TOSO also develops and sells welfare products such as walking sticks through its subsidiary Fuji Home Co., Ltd.