細山熱器 Company Profile

As a pioneer in combustion device development, we will support the next 100 years.

Since its establishment in 1917, Hosoyama Heater Co., Ltd. has always been at the forefront of research and development in commercial and industrial combustion equipment. The experience and achievements gained from personally handling all equipment have become the foundation of our company, fostering deep insights that, combined with relentless effort, are reflected in each product, earning us high trust. The Hosoyama brand will continue to create products that will lead the next generation as a trusted brand and a comprehensive manufacturer of gas and heating equipment.