Fund administration

Performance of Fund Administration

1-1 Balance of the TypeⅠ Final Disposal Fund

(unit:million yen)

The End of
FY2023
FY2024(Result) FY2025(Plan)
Increase Decrease The End of
FY2024
Increase Decrease The End of
FY2025
Reserved 1,139,850 64,745 1,204,595 67,794 1,272,389
Reimbursement 98,522 6,842 105,364 10,461 115,825
Interest,etc. 165,069 3,974 169,044 5,224 174,268
Total 1,206,398 68,719 6,842 1,268,275 73,018 10,461 1,330,832

*"Type I" is for final disposal of HLW.
*"Reimbursement" means the amount paid back to NUMO.
*"Increase"includes NUMO's re-reserve.
*"interest,etc." includes interest receivable.

1-2 Portfolio of the TypeⅠ Final Disposal Fund

As of March 31, 2025

Book Value
(M¥)
BV Ratio Face Value
(M¥)
Ave. Coupon Yield
BONDS Government 640,398 54.0% 638,300 0.36% 0.30%
Government Guaranteed 111,440 9.4% 111,500 0.34% 0.39%
Local Government 181,510 15.3% 181,600 0.26% 0.29%
Corporate,etc 251,700 21.3% 251,700 0.41% 0.41%
Total 1,185,049 100.0% 1,183,100 0.36% 0.33%
Deposit 82,716 0.20%
Total Balance 1,268,275

*"Corporate, etc" includes FILP Agency Bonds.
*Maturity of the bonds is mainly 10 years
*"Total Balance" includes interest accrued and receivable.

1-3 Balance of the TypeⅡ Final Disposal Fund

(unit:million yen)

The End of
FY2023
FY2024(Result) FY2025(Plan)
Increase Decrease The End of
FY2024
Increase Decrease The End of
FY2025
Reserved 100,859 8,241 109,101 8,134 117,235
Reimbursement 18,013 1,836 19,849 2,799 22,648
Interest,etc. 929 154 1,084 360 1,444
Total 83,776 8,396 1,836 90,337 8,494 2,799 96,032

*"TypeⅡ" is for final disposal of TRU waste in geological repository.
*"Reimbursement" means the amount paid back to NUMO.
*"Increase"includes NUMO's re-reserve.
*"interest,etc." includes interest receivable.

1-4 Portfolio of the TypeⅡ Final Disposal Fund

As of March 31, 2025

Book Value
(M¥)
BV Ratio Face Value
(M¥)
Ave. Coupon Yield
BONDS Government 29,919 38.2% 29.900 0.34% 0.31%
Government Guaranteed
Local Government 33,798 43.1% 33,800 0.05% 0.06%
Corporate,etc 14,700 18.7% 14,700 0.40% 0.40%
Total 78,417 100.0% 78,400 0.22% 0.22%
Deposit 11,898 0.20%
Total Balance 90,337

*"Corporate,etc"includes FILP Agency Bonds.
*Maturity of the bonds is 5 years.
*"Total Balance" includes interest accrued and receivable.