Marketable securities and other securities investments (Tables)

12 Months Ended

Mar. 31, 2020

Aggregate Cost, Gross Unrealized Gains and Losses and Fair Value of Marketable Securities and Other Securities Investments

Marketable securities and other securities investments include public and corporate bonds and common stocks for which the aggregate cost, gross unrealized gains and losses and fair value are as follows:

	Yen in millions
	March 31, 2019
	Cost		Gross unrealized gains		Gross unrealized losses		Fair value
Available-for-sale
Public and corporate bonds		5,837,423		82,022		73,256		5,846,189
Other		289,285		5,406		845		293,846
Total		6,126,708		87,428		74,101		6,140,035
Securities not practicable to determine fair value
Public and corporate bonds		32,922

	Yen in millions
	March 31, 2020
	Cost		Gross unrealized gains		Gross unrealized losses		Fair value
Available-for-sale
Public and corporate bonds		5,237,131		196,260		22,092		5,411,299
Other		313,014		9,651		3,416		319,249
Total		5,550,145		205,911		25,508		5,730,548
Securities not practicable to determine fair value
Public and corporate bonds		36,551

Gains and Losses Related to Equity Securities

Gain and losses related to equity securities are as follows:

	Yen in millions
	For the years ended March 31,
	2019			2020
Net gains (losses) recognized on equity securities		(334,636	)		(3,837	)
Less: Net gains (losses) recognized on equity securities sold		4,836			16,245
Unrealized gains (losses) on equity securities		(339,472	)		(20,082	)