C169 Outline of Cooperation
A third can be regarded as a doorway, and at the top of this threshold is the throne. If anyone dared to overtake them, they would immediately become public enemies.
In other words, taking up more than a third of the population, it was actually equivalent to stealing someone else's food.
Smashing a person's rice bowl was a blood feud, so it was normal for others to not come looking for you