We will be exhibiting at HVAC&R JAPAN 2026. Please find the details below. We look forward to your visit. 【Exhibition】 HVAC&R 2026 Japan 【Exhibition Dates】 January 27 (Tuesday) - January 31 (Friday), 2026, for a total of 4 days 【Venue】 Tokyo Big Sight, East Exhibition Halls 4, 5, 6 【Our Booth】 6B-23 【Exhibited Products】 Various natural refrigerant eco-freeze products, R290 simple charging devices, welding rods for heat exchangers

The official website has been renewed! The URL has also been updated. For more details, please refer to the related links.

On April 1, 2024, Higashi Nihon Iwatani Gas Co., Ltd. and Tokai Sangyo Co., Ltd. merged. For more details, please refer to the related link.

[Opened from April 1] Hokkaido Sales Office 〒060-0807 1-1-2 Kitashichijo Nishi, Kita-ku, Sapporo, Hokkaido TEL 011-708-0277 FAX 011-747-0150