|Dates are from the Isawa Calendar|
|Centuries:||8th century - 9th century - 10th century|
|Years:||817 818 819 - 820 - 821 822 823|
- Shiro Ide is finished.
- The Kuni family find the Unicorn Clan Champion Shinjo Nishijin is tainted from his years before the Return of the Ki-Rin, but keeps its discovery in secret.
- Shinjo Kochamon becomes Unicorn Clan Champion.
- Agasha Kitsuki proves his innocence of a false murder accusation.
- Battle of Snow Plain