Kyōinjutsu

are a subclass of that allows the wielders to access unique abilities by channeling  through marks placed on individual in question. These seals can provide a variety of benefits to their user's, but unlike the marks applied by they aren't used to subjugate an individual. Despite the notably positive uses Kyōinjutsu, the practice of these techniques has fallen nearly completely out of use. This is likely due to the seemingly unnatural abilities derived from the marks, generating a stigma around their usage.