Ok I will try again. Even if no one gives a damn
We had 6 royal families. Kozukis were the supreme rulers.
Kurozumi's were kicked out for plotting and 5 left.
That's why Shimotsukis for 2 areas to rule of.
This lefts 4 daymos.
I think think the guys in the flashback are 3 of them... But one is is missing. So what do you think happened to hin