Hohsen Corp.

Its range covers making coin cells, pouch cells, cylindrical 18650 cells and prismatic cells at laboratory scale. More broadly it supplies battery and electronic component assembly machines, research and testing equipment, machines for evaluating batteries and electronic components, battery parts and materials, pumps and dispensers. Established in 1993, it is headquartered in Osaka with a branch in Tokyo and about 25 employees, and its customers include research institutes and schools as well as industry.

The 2025 Battery Report lists Hohsen among Japanese battery equipment makers, at lab scale only, for mixing through filling.