Income taxes (Tables)

12 Months Ended

Mar. 31, 2026

Disclosure of Components of Deferred Tax Assets and Liabilities

Significant components of deferred tax assets and liabilities are as follows:


	Yen in millions
	March 31,
	2025			2026
Deferred tax assets
Defined benefit plan liabilities		156,650			177,494
Accrued expenses and liabilities for quality assurance		821,680			886,672
Other accrued employees’ compensation		146,548			160,993
Operating loss carryforwards for tax purposes		44,324			357,926
Allowance for doubtful accounts and credit losses		115,209			130,858
Property, plant and equipment and other assets		340,410			339,623
Other		504,892			853,359

Total deferred tax assets		2,129,712			2,906,926

Deferred tax liabilities
Changes in fair value of financial instruments measured in other comprehensive income		(727,581	)		(751,808	)
Undistributed earnings of foreign subsidiaries		(63,179	)		(48,979	)
Undistributed earnings of associates and joint ventures		(1,223,489	)		(1,289,418	)
Basis difference of acquired assets		(71,386	)		(90,855	)
Capitalized development costs		(181,775	)		(171,315	)
Lease transactions		(860,487	)		(1,337,570	)
Other		(143,379	)		(245,890	)

Total deferred tax liabilities		(3,271,276	)		(3,935,835	)

Net deferred tax assets and liabilities		(1,141,564	)		(1,028,909	)

Disclosure of Changes in Deferred Tax Assets and Deferred Tax Liabilities Recognized as Income Tax Expense in the Consolidated Statements of Income

Of the changes in deferred tax assets and deferred tax liabilities for the years ended March 31, 2024, 2025 and 2026, the amount recognized as income tax expense in the consolidated statement of income is as follows:


	Yen in millions
	For the years ended March 31,
	2024			2025			2026
Defined benefit plan liabilities		(4,333	)		3,093			45,291
Accrued expenses and liabilities for quality assurance		40,626			108,554			29,633
Other accrued employees’ compensation		6,925			8,930			11,769
Operating loss carryforwards for tax purposes		(133,776	)		(5,609	)		291,709
Allowance for doubtful accounts and credit losses		(551	)		11,776			5,347
Property, plant and equipment and other assets		11,518			49,177			1,070
Undistributed earnings of foreign subsidiaries		(2,869	)		(20,814	)		14,200
Undistributed earnings of associates and joint ventures		(43,526	)		(54,492	)		(30,316	)
Basis difference of acquired assets		1,152			10,991			(15,541	)
Capitalized development costs		12,824			7,815			10,460
Lease transactions		186,196			18,780			(398,554	)
Other		88,582			(25,114	)		340,621

Total		162,768			113,087			305,691

Disclosure of Deductible Temporary Differences, Unused Tax Losses, and Unused Tax Credits for which no Deferred Tax Asset is Recognized in the Statement of Financial Position

Deductible temporary differences, unused tax losses, and unused tax credits for which no deferred tax asset are recognized in the statement of financial position:


	Yen in millions
	March 31,
	2025		2026

Deductible temporary difference		1,944,948		1,598,404
Carryforwards of tax losses		841,136		978,821
Carryforwards of tax credit		61,687		86,395

Total		2,847,770		2,663,620

Disclosure of Expected expiration date of the carryforwards of tax losses for which deferred tax assets are not recognized

The expected expiration date of the carryforwards of tax losses for which deferred tax assets are not recognized are as follows:


	Yen in millions
	March 31,
	2025		2026

Within 5 years		4,323		53,099
Between 5 and 10 years		319,631		313,330
Later than 10 years		517,182		612,392

Total		841,136		978,821

Disclosure of Expected expiration date of the carryforwards of tax credit for which deferred tax assets are not recognized

The expected expiration date of the carryforwards of tax credit for which deferred tax assets are not recognized are as follows:


	Yen in millions
	March 31,
	2025		2026

Within 5 years		3,778		6,202
Between 5 and 10 years		3,878		8,293
Later than 10 years		54,031		71,900

Total		61,687		86,395

Disclosure of Income Tax Expense

Income tax expense for the years ended March 31, 2024, 2025 and 2026 consists of the following:


	Yen in millions
	For the years ended March 31,
	2024			2025			2026

Current income tax expense:
TMC and domestic subsidiaries		1,432,299			965,512			1,053,788
Foreign subsidiaries		624,134			772,410			419,137

Total current		2,056,433			1,737,922			1,472,925

Deferred income tax expense (benefit):
TMC and domestic subsidiaries		(42,906	)		(131,329	)		(376,104	)
Foreign subsidiaries		(119,862	)		18,242			70,413

Total deferred		(162,768	)		(113,087	)		(305,691	)

Total income tax expense		1,893,665			1,624,835			1,167,234

Disclosure of Reconciliation of Statutory Tax Rate and Effective Income Tax Rate

Reconciliation of the differences between the statutory tax rate and the average effective tax rate is as follows:


	For the years ended March 31,
	2024			2025			2026

Statutory tax rate		30.9	%		30.9	%		30.9	%
Increase (reduction) in taxes resulting from:
Non-deductible expenses		0.3			0.8			0.8
Tax-exempt income		(0.2	)		(0.6	)		(0.3	)
Deferred tax liabilities on undistributed earnings of foreign subsidiaries		0.6			1.0			1.0
Effects of investments accounted for using the equity method		(3.4	)		(2.8	)		(3.3	)
Deferred tax liabilities on undistributed earnings of associates and joint ventures		2.1			1.9			2.1
Change in unrecognized deferred tax assets		0.4			2.1			3.8
Tax credits		(2.1	)		(4.2	)		(4.6	)
The difference between the statutory tax rate in Japan and that of foreign subsidiaries		(2.0	)		(3.1	)		(3.1	)
Unrecognized tax benefits adjustments		—			(1.1	)		(5.4	)
Revision to deferred tax assets and liabilities at the fiscal year-end due to changes in tax rates		—			0.4			—
Other		0.6			0.0			0.7
Average effective tax rate		27.2	%		25.3	%		22.7	%