| AAA |
AAA |
Principle amount payment ability is the best |
| AA |
AA+, AA, AA- |
Principle amount payment ability is very outstanding but inferior to AAA to some extent. |
| A |
A+, A, A- |
Principle amount payment ability is outstanding but a potential drop of efficiency exists in future principle amount. |
| BBB |
BBB+, BBB, BBB- |
Principle amount payment ability is satisfactory but a potential drop of efficiency exists in future principle \ amount payment ability depending on economic circumstances and aggravation of surrounding situations. |
| BB |
BB+, BB, BB- |
No current problem exists regarding principle amount payment, but potential speculative factors exist regarding future stability of payment ability. |
| B |
B+, B, B- |
Speculative outlook due to lack of principle amount payment ability and interest payment is uncertain in case of economic slump. |
| CCC |
CCC+, CCC, CCC- |
Insecure state regarding currently insecure principle amount payment and very speculative outlook due to possibility of unfulfilled obligatory debt repayment. |
| CC |
CC |
More insecure compared to superior grades. |
| C |
C |
High possibility of unfulfilled obligatory debt repayment and no ability of principle amount payment. |
| D |
D |
Under situation of unfulfilled obligatory debt repayment and bankruptcy. |
| NCR |
NCR |
Existing credit ratings were deleted, suspended, and revised since unlawful deeds, such as submission of false and forged/falsified data, were found to have been conducted. |