loss of ¥30,945 million for the year ended March 31, 2003 and the domestic consolidated subsidiaries recognized an aggregate ga in of ¥3,669
million and an aggregate loss of ¥1,587 million for the year ended March 31, 2004. The pension assets to be transferred were ca lculated at
¥35,770 million for the domestic consolidated subsidiaries at March 31, 2004 and ¥241,203 million for the Company at March 31, 2003.
The components of retirement benefit expenses for the years ended March 31, 2005, 2004 and 2003 are outlined as follows:
Thousands of
Millions of yen U.S. dollars
2004 2003 2002 2004
For the years ended Mar. 31, 2005 Mar. 31, 2004 Mar. 31, 2003 Mar. 31, 2005
Service cost....................................................................................................................................................................... ¥47,802 ¥48,418 ¥ 51,543 $446,748
Interest cost...................................................................................................................................................................... 33,288 33,012 45,269 311,103
Expected return on plan assets........................................................................................................................ (17,999) (15,523) (26,708) (168,215)
Amortization of net retirement benefit obligation at transition................................................ 12,009 14,169 24,280 112,234
Amortization of actuarial gain or loss........................................................................................................... 12,298 18,689 11,464 114,934
Amortization of prior service cost.................................................................................................................... (5,431) (7,049) (7,762) (50,757)
Other....................................................................................................................................................................................... 179 57 5 1,673
Retirement benefit expenses............................................................................................................................. 82,146 91,773 98,091 767,720
(Gain) loss on return of the substitutional portion of 
welfare pension fund plans............................................................................................................................... (1,107) (5,594) 30,945 (10,346)
Total......................................................................................................................................................................................... ¥81,039 ¥86,179 ¥129,036 $757,374