Goodwill and intangible assets

12 Months Ended

Mar. 31, 2026

Goodwill and Intangible Assets Disclosure [Abstract]

7. Goodwill and intangible assets

Goodwill

The changes in Goodwill during the fiscal years ended March 31, 2024, 2025 and 2026 are as follows:


	2024			2025			2026

	(in millions of yen)
Balance at beginning of fiscal year		92,928			164,458			163,593
Goodwill acquired		66,980	(1)		—			45,109	(2)
Foreign exchange translation		4,550			(865	)		4,600
Balance at end of fiscal year		164,458			163,593			213,302

Gross amount of goodwill ( 3 )		235,563			233,960			284,181
Accumulated impairment losses		71,105			70,367			70,880

Notes:

(1)	For the fiscal year ended March 31, 2024, Goodwill acquired is entirely related to the acquisition of Greenhill & Co., Inc.

(2)	For the fiscal year ended March 31, 2026, Goodwill acquired is mainly related to the acquisition of UPSIDER Holdings, Inc.

(3)	Goodwill is recorded at a designated reporting unit level for the purpose of assessing impairment. Goodwill is not allocated to the reportable segments in Note 30 “Business segment information.”

Intangible assets

The table below presents the gross carrying amount, accumulated amortization and net carrying amount of intangible assets at March 31, 2025 and 2026:


	2025						2026
	Gross carrying amount		Accumulated amortization		Net carrying amount		Gross carrying amount		Accumulated amortization		Net carrying amount

	(in millions of yen)
Intangible assets subject to amortization:
Customer relationships (Note)		135,756		109,570		26,186		150,652		117,197		33,455
Other		7,498		5,131		2,366		6,988		5,054		1,934

Total		143,254		114,702		28,552		157,640		122,251		35,389

Intangible assets not subject to amortization:
Total		6,920		—		6,920		6,831		—		6,831

Total		150,173		114,702		35,472		164,471		122,251		42,220

Note:

Customer relationships were mainly acquired in connection with the merger of MHSC and Shinko on May 7, 2009 and the integration among asset management companies on October 1, 2016. See Note 1 “Basis of presentation and summary of significant accounting policies” for further information.

For the fiscal years ended March 31, 2024, 2025 and 2026, the MHFG Group recognized ¥8,557 million, ¥9,025 million and ¥8,178 million, respectively, of amortization expense in respect of intangible assets, reported in Other noninterest expenses.

The table below presents the estimated aggregate amortization expense in respect of intangible assets for the next five years:


	(in millions of yen)
Fiscal year ending March 31:
2027		7,770
2028		4,799
2029		4,372
2030		3,971
2031		3,306