TriIs Incorporated (4840.T) is a holding company primarily engaged in construction consulting, fashion brand operations, and investment activities across Japan and internationally. The company offers water-related construction consulting services including planning, design, surveying, administration, and dam construction; operates mail-order businesses through internet shopping malls and sites; designs, manufactures, imports, exports, and wholesales women's clothing, handbags, accessories, and leather products under brands such as CLATHAS and Hamano while licensing trademarks; and conducts investments in real estate and securities. Founded on March 16, 1995 and headquartered at New Otani Garden Court 8F, 4-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8578, Japan, TriIs oversees group companies with consolidated net sales of 721 million yen for the year ended December 2022 and employs 28 staff. Recent leadership changes include Kaoru Togo serving as president, CEO, and director since 2023 alongside appointments like Kouji Matsumoto as director and head of Business Group 1. The company maintains its pure holding structure focused on group management control with principal banking relationships at Sumitomo Mitsui Banking Corporation, MUFG Bank, Ltd., and Sumitomo Mitsui Trust Bank, Limited.