大宗 Company Profile

Thanks to our casting achievements and various equipment, we can manufacture even small products!

Daisou Corporation started its business in Hikone City in 1949 with the aim of producing "bronze valves" in a consistent manner and has been engaged in foundry casting for many years. With our advanced facilities and skilled craftsmanship, we are also capable of manufacturing intricate products. Please consult us even for items that other companies may have declined.