Mitani Sangyo Co., Ltd. is a Japan-based diversified trading company that engages in chemicals, resin and electronics, air conditioning systems, information systems, housing equipment, and energy businesses. Founded in 1928 and headquartered in Kanazawa, Ishikawa Prefecture, with additional offices in Tokyo, the company operates primarily in Japan and provides inorganic chemicals such as hydrochloric acid and caustic soda; organic chemicals including alcohols, aromatic hydrocarbons, esters, and ketones; pharmaceutical intermediates; functional materials like electronic materials, food additives, and health food ingredients; resin mold products, electronic parts, molds, and composite units; air conditioning, sanitary plumbing, cleanroom, firefighting, and refrigeration equipment construction; system integration services, software packages, hardware maintenance, and outsourcing; petroleum products, liquefied petroleum gas, lithium-ion batteries, household fuel cells, solar and wind power generation systems; and housing equipment including kitchen units, bathrooms, and storage systems under brands like INTENZA. In March 2024, Mitani Sangyo acquired Kyoritsu Chemical to bolster its chemical operations, while reporting strong financial growth including upward revisions to earnings and dividend forecasts for the fiscal year ending March 31, 2025, driven by demand in air conditioning construction from urban redevelopment and the GIGA School Initiative; the company also participated in a convertible note investment in Padayon in February 2024 and maintains investments in areas like HRBrain.