noun
charcoal kiln
A kiln or oven used for producing charcoal from wood.
山奥に古い炭焼き窯が残っている。
An old charcoal kiln remains deep in the mountains.
Variant without okurigana; less common but still used.
Compound of 炭焼き (sumiyaki, 'charcoal making') + 窯 (kama, 'kiln').