From Oct 20, 810 to Feb 08, 824
Length of Era: 15 years
| Japanese Year | Western Year |
|---|
| Kōnin 1 | 810 |
| Kōnin 2 | 811 |
| Kōnin 3 | 812 |
| Kōnin 4 | 813 |
| Kōnin 5 | 814 |
| Kōnin 6 | 815 |
| Kōnin 7 | 816 |
| Kōnin 8 | 817 |
| Kōnin 9 | 818 |
| Kōnin 10 | 819 |
| Kōnin 11 | 820 |
| Kōnin 12 | 821 |
| Kōnin 13 | 822 |
| Kōnin 14 | 823 |
| Kōnin 15 | 824 |