The Kemono Calculi (怪物の結石, Kemono no Kesseki?) were created to prevent another war like the Kemono Jihen, a war between kemonos and humans that happened in the past.


It contain the power of the most powerful kemono of the time, and are passed down to their descendants and those who live in the land for generations. It is also used to prevent kemonos from fighting each other and to maintain a balance of power. [1] Since the abilities used differ depending on the race, each stone also has an effect.


  1. Kemono Jihen Manga: Chapter 21.
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