Other Investments (Tables)

12 Months Ended

Mar. 31, 2012

Schedule Of Cost, Fair Value, And Gross Unrealized Holding Gains And Losses For Securities

The following table presents the cost, fair value, and gross unrealized holding gains and losses for securities by major security type:

(¥ in millions)
	2012								2011
At March 31:	Cost		Fair Value		Gross Unrealized Holding Gains		Gross Unrealized Holding Losses		Cost		Fair Value		Gross Unrealized Holding Gains		Gross Unrealized Holding Losses
Other investments:
Available-for-sale:
Equity securities of financial institutions	¥	23,656	¥	34,339	¥	10,685	¥	2	¥	25,525	¥	34,839	¥	10,403	¥	1,089
Other equity securities		14,775		58,060		43,293		8		14,883		55,634		40,793		42
	¥	38,431	¥	92,399	¥	53,978	¥	10	¥	40,408	¥	90,473	¥	51,196	¥	1,131

Schedule Of Gross Unrealized Losses On, And Related Fair Value Of Available-For-Sale Securities

The following table presents the gross unrealized losses on, and related fair value of, the Company’s available-for-sale securities, aggregated by the length of time that individual investment securities have been in a continuous unrealized loss position:

(¥ in millions)
	2012								2011
	Less than 12 months				12 months or longer				Less than 12 months				12 months or longer
At March 31:	Fair Value		Gross Unrealized Holding Losses		Fair Value		Gross Unrealized Holding Losses		Fair Value		Gross Unrealized Holding Losses		Fair Value		Gross Unrealized Holding Losses
Other investments:
Available-for-sale:
Equity securities of financial institutions	¥	197	¥	2	¥	—	¥	—	¥	9,283	¥	1,089	¥	—	¥	—
Other equity securities		388		8		—		—		625		42		—		—
	¥	585	¥	10	¥	—	¥	—	¥	9,908	¥	1,131	¥	—	¥	—

Schedule Of Sales Of Available-For-Sale Securities And Gross Realized Gains And Losses

The following table presents proceeds from sales of available-for-sale securities and the gross realized gains and losses on these sales:

(¥ in millions)
For the years ended March 31:	2012		2011		2010
Proceeds from sales of available-for-sale securities	¥	—	¥	6,188	¥	3,588
Gross realized gains		—		4,843		1,821
Gross realized losses		—		—		—