

	March 31, 2019
(In millions)	Cost or Amortized Cost			Gross Unrealized Gains			Gross Unrealized Losses			Fair Value
Securities available for sale, carried at fair value through other comprehensive income:
Fixed maturity securities:
Yen-denominated:
Japan government and agencies		$	31,238		$	4,813		$	2		$	36,049
Municipalities		509			93			3			599
Mortgage- and asset-backed securities		233			27			0			260
Public utilities		1,822			344			0			2,166
Sovereign and supranational		740			65			0			805
Banks/financial institutions		5,664			597			139			6,122
Other corporate		5,043			824			20			5,847
Total yen-denominated		45,249			6,763			164			51,848
U.S. dollar-denominated:
U.S. government and agencies		190			11			1			200
Municipalities		1,204			105			0			1,309
Mortgage- and asset-backed securities		147			7			0			154
Public utilities		3,841			522			32			4,331
Sovereign and supranational		276			73			0			349
Banks/financial institutions		2,798			484			13			3,269
Other corporate		25,001			2,061			598			26,464
Total U.S. dollar-denominated		33,457			3,263			644			36,076
Total securities available for sale		$	78,706		$	10,026		$	808		$	87,924



	December 31, 2018
(In millions)	Cost or Amortized Cost			Gross Unrealized Gains			Gross Unrealized Losses			Fair Value
Securities available for sale, carried at fair value through other comprehensive income:
Fixed maturity securities:
Yen-denominated:
Japan government and agencies		$	30,637		$	3,700		$	140		$	34,197
Municipalities		385			32			9			408
Mortgage- and asset-backed securities		155			22			0			177
Public utilities		1,732			280			4			2,008
Sovereign and supranational		826			123			0			949
Banks/financial institutions		5,440			502			238			5,704
Other corporate		4,852			649			44			5,457
Total yen-denominated		44,027			5,308			435			48,900
U.S dollar-denominated:
U.S. government and agencies		137			9			1			145
Municipalities		1,343			120			8			1,455
Mortgage- and asset-backed securities		155			8			1			162
Public utilities		4,772			496			105			5,163
Sovereign and supranational		251			60			0			311
Banks/financial institutions		2,860			389			35			3,214
Other corporate		23,311			1,343			1,109			23,545
Total U.S. dollar-denominated		32,829			2,425			1,259			33,995
Total securities available for sale		$	76,856		$	7,733		$	1,694		$	82,895

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