Craft, factory and place.
OIGEN has produced Nambu ironware since 1852. Sand moulding, casting, grinding and finishing remain centred at its foundry in Oshu, one of the craft’s historic regions.
- 1852
Nambu ironware begins
The foundry starts producing cast iron in the Oshu region.
- 20th c.
Cookware expands
Traditional casting knowledge moves into daily kitchen tools.
- Today
Still cast in Oshu
Sand moulding, casting and finishing remain centred at the foundry.



