News

Our production plans for the 1st half of the fiscal year ending March 31, 2026 are as follows.

Period	April 2025 to September 2025
Refined Copper	35,590 metric tons per month
Refined Lead	2,345 metric tons per month
Refined Gold	2,667 kg per month
Refined Silver	22,000 kg per month

(Reference)

	October 2024 to March 2025 (previous 6 months plans)	April 2024 to September 2024 (year-on-year results)
Refined Copper	32,763 metric tons per month	35,809 metric tons per month
Refined Lead	2,496 metric tons per month	2,374 metric tons per month
Refined Gold	3,383 kg per month	3,261 kg per month
Refined Silver	25,000 kg per month	29,848 kg per month

Note on year-on-year comparison

• The refined copper production is expected to be comparable to that of the previous year, as there are no scheduled maintenance shutdowns at the Naoshima Smelter & Refinery and the Onahama Smelter & Refinery.
• Refined gold and silver production will fluctuate mainly based on the volume of raw materials received.

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Corporate Communications Dept.
+81-3-5252-5206