|Dates are from the Isawa Calendar|
|Centuries:||Pre-calendar - 1st century - 2nd century|
|Years:||40 41 42 - 43 - 44 45 46|
- Hiruma, Kaiu, and Kuni together defeat Oni no Hatsu Suru. Hida grants them the right to found their own families within the Crab Clan.
- Kakita Shimizu becomes Kakita Daimyo (date approximate),
- The Soul of Shiba bestowed its power on his son Shiba Tsuzaki.
- The Path of Man is revealed by Shiba to Asako, who founds the Henshin order.