Additional interest from conversion of option.

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Commitments and contingent liabilities.

+ Details

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- Definition

Commitments outstanding for purchase of property, plant and equipment.

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- Definition

Contingent liabilities including guarantees.

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- Definition

Fair value of collateral exceeded.

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- Definition

Mainly time of periods of agreements.

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Obligation of third party investor collateralized.

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Purchase commitments and other outstanding.

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Call price maximum.

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Call price minimum.

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Put right exercisable starting on.

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Subsidiaries committed to make payments contracts.

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Term of put right, exercisable.

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Unused portion of line of credit extended under contracts.

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The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 5
-Paragraph 9

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Interpretation (FIN)
-Number 45
-Paragraph 13
-Subparagraph c

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Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Interpretation (FIN)
-Number 45
-Paragraph 13
-Subparagraph b

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Describe the approximate term of the guarantee or each group of similar guarantees.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Interpretation (FIN)
-Number 45
-Paragraph 13
-Subparagraph a

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Commitments, Contingent Liabilities and Other (Details Textuals) In Millions, unless otherwise specified	12 Months Ended		12 Months Ended					12 Months Ended
	Mar. 31, 2011 JPY (¥)	Mar. 31, 2011 Sony Ericsson [Member] Guarantee of Indebtedness of Others [Member] EUR (€)	Mar. 31, 2011 Pictures [Member] JPY (¥)	Mar. 31, 2011 Music [Member] JPY (¥)	Mar. 31, 2011 Music [Member] USD ($)	Mar. 31, 2011 Sony Ericsson [Member] JPY (¥)	Mar. 31, 2011 Sony Ericsson [Member] EUR (€)	Mar. 31, 2011 GSN [Member] USD ($)	Apr. 01, 2014 GSN [Member]	Apr. 01, 2013 GSN [Member]	Apr. 01, 2012 GSN [Member]
Commitments, Contingent Liabilities and Other (Textuals) [Abstract]
Unused portion of line of credit extended under contracts	¥ 18,408
Purchase commitments and other outstanding	350,015
Commitments outstanding for purchase of property, plant and equipment	103,465
Mainly time of periods of agreements			5 years	5 years
Subsidiaries committed to make payments contracts			111,112	38,354
Contingent liabilities including guarantees				103,613
Guarantor obligations, current carrying value					303	26,516	225
Obligation of third party investor collateralized					50.00%
Fair value of collateral exceeded					303
Guarantor obligations, maximum exposure, undiscounted		225
Expiration period of guarantee	March 2012
Additional interest from conversion of option								18.00%
Put right exercisable starting on									2014-04-01	2013-04-01	2012-04-01
Term of put right, exercisable								60 days
Put exercise price, minimum								234
Put exercise price, maximum								$ 288