This date falls on a weekend. Interbank FX markets don't trade then, so this is Friday's closing rate carried forward, not a fresh weekend quote.
Rates aggregate roughly 84 central banks and reference sources (via the Frankfurter API), not only the ECB — the source can differ by currency and day.
| Amount | Value |
|---|---|
| 1,000 JPY | 6.61 |
| 10,000 JPY | 66.10 |
| 100,000 JPY | 661.00 |
| 1 million JPY | 6,610.00 |
| 10 million JPY | 66,100 |
| 100 million JPY | 661,000 |
| 2018-01-10 | 0.0066 |
| 2018-01-11 | 0.00663 |
| 2018-01-12 | 0.00661 |
| 2018-01-13 | 0.00661 |
| 2018-01-14 | 0.00661 |
| 2018-01-15 | 0.00657 |
| 2018-01-16 | 0.00656 |
| 2018-01-17 | 0.00655 |
| 2018-01-18 | 0.0065 |