Problem description:
What is the ultimate significance of Beidou Shenquan?
Is it Leo or Kojiro?
Analysis:
The ultimate meaning is that there is no desire for reincarnation. Boxing Shiro is better than Leo. Kojiro has the lineage of the Beidou imperial clan, which overthrew not only Leo, but also Leo's brother Kao.
After all, it is the protagonist. Boxing Shiro is the strongest in Beidou God Boxing!