| (6) |
Economic factors and conditions often affect multiple assumptions simultaneously; as such, the effects of changes in key assumptions are not necessarily linear. The following sensitivity analysis illustrates the impact of changes in certain significant actuarial assumptions, leaving all other assumptions constant, as of December 31, 2016 and 2017: |
|
(In millions of yen)
|
||||||||
| Impact on the
defined benefit obligations |
||||||||
|
Assumptions and sensitivity level |
December 31, 2016 |
December 31, 2017 |
||||||
|
Discount rate |
||||||||
|
100 basis point increase |
(842 | ) | (5,019 | ) | ||||
|
100 basis point decrease |
1,040 | 6,561 | ||||||
|
Salary increase rate |
||||||||
|
100 basis point increase |
972 | 7,057 | ||||||
|
100 basis point decrease |
(810 | ) | (5,620 | ) | ||||