Mar. 08, 2012

JCR Affirmed A- Rating on Mitsui Mining & Smelting; Revised Outlook from Positive to Stable

Nov. 22, 2011

JCR Assigned A- Rating to Bonds of Mitsui Mining and Smelting

Dec. 10, 2010

Assigned A- and affirmed A- and J-1 on Mitsui Mining & Smelting; Outlook Positive

Dec. 11, 2009

Assigned A- rating to bonds of Mitsui Mining & Smelting

Nov. 25, 2009

Removed Credit Monitor and Affirmed A- and J-1; Outlook Stable

Mar. 18, 2009

Downgraded Mitsui Mining & Smelting rating to #A-/Negative

Aug. 07, 2008

Affirmed A/Stable on sr.debts of Mitsui Mining & Smelting

May. 16, 2008

Assigned A to bonds of Mitsui Mining & Smelting

May. 11, 2007

Affirmed A/Stable on sr.debts of Mitsui Mining & Smelting