Deferred compensation plans (Tables)

12 Months Ended

Mar. 31, 2013

SAR Plan A, Weighted-average assumptions

The weighted-average assumptions used in each of the years were as follows:

	Year ended March 31
	2011			2012			2013
Expected volatility		40.51	%		41.78	%		43.11	%
Expected dividends yield		1.73	%		3.31	%		2.12	%
Expected lives (in years)		6			6			7
Risk-free interest rate		0.76	%		0.63	%		0.45	%

Activity relating to SAR Plan A

The following table presents activity relating to SAR Plan A awards for the year ended March 31, 2013:

	Outstanding (number of shares)			Weighted-average exercise price		Weighted-average remaining life until expiry (years)
Outstanding as of March 31, 2012		15,354,300		¥	988		3.9
Granted		2,857,000			298
Exercised		(18,000	)		478
Forfeited		(171,000	)		896
Expired		(1,476,800	)		1,120
Outstanding as of March 31, 2013		16,545,500		¥	848		3.8
Exercisable as of March 31, 2013		10,880,700		¥	1,134		2.7

Activity relating to SAR Plan B

The following table presents activity relating to SAR Plan B awards for the year ended March 31, 2013:

	Outstanding (number of shares)			Weighted-Average grant date fair value per share		Weighted-average remaining life until expiry (years)
Outstanding as of March 31, 2012		114,375,600		¥	544		5.6
Granted		55,589,300			298
Exercised		(47,317,900	)		584
Forfeited		(5,103,600	)		378
Outstanding as of March 31, 2013		117,543,400		¥	419		5.7
Exercisable as of March 31, 2013		15,856,000		¥	714		4.1

Activity related to NSUs and CSUs

The following table presents activity related to NSUs and CSUs for the year ended March 31, 2013:

	NSUs						CSUs
	Outstanding (number of units)			Stock price			Outstanding (number of units)			Stock price
Outstanding as of March 31, 2012		68,410,978		¥	373			33,096,488		¥	373
Granted		38,795,388			308	(1)		75,425,312			260	(1)
Vested		(39,569,233	)		355	(2)		(32,433,846	)		338	(2)
Forfeited		(5,105,557	)					(5,351,130	)
Outstanding as of March 31, 2013		62,531,576		¥	583	(3)		70,736,824		¥	316	(3)

(1) Weighted-average price of the Company’s common stock used to determine number of awards granted

(2) Weighted-average price of the Company’s common stock used to determine the final cash settlement amount of the awards

(3) The price of the Company’s common stock used to remeasure the fair value of the remaining outstanding unvested awards as of March 31, 2013

Activity related to MYPD awards

The following table presents activity relating to MYPD awards for the year ended March 31, 2013:

	Outstanding (number of shares)(2)			Stock price
Granted		28,697,850		¥	298	(1)
Forfeited		(1,542,900	)		298
Outstanding as of March 31, 2013		27,154,950		¥	298

(1) Weighted-average price of the Company’s common stock used to determine number of awards granted during the year.

(2) Based on the probable number of SARs which will be issued on conversion of notional performance units at the end of the performance period.

Activity relating to NIUs

The following table presents activity relating to NIUs for the year ended March 31, 2013:

	Outstanding (number of units)			Index  price(1)
Outstanding as of March 31, 2012		36,871,138			$3,320
Granted		46,783,794			2,982	(2)
Vested		(29,201,184	)		3,398	(3)
Forfeited		(4,692,807	)
Outstanding as of March 31, 2013		49,760,941			$3,674	(4)

(1) The price of each unit is determined using 1/1000th of the index price.

(2) Weighted-average index price used to determine number of awards granted.

(3) Weighted-average index price used to determine the final cash settlement amount of the awards.

(4) Index price used to remeasure the total fair value of the remaining outstanding unvested awards as of March 31, 2013.