He rarely speaks; when he does, he talks in a slow and emphatic manner that gives more gravitas and authority to his words. He is an adamant rule-follower, and punctual, and he shows a great deal of respect to the hierarchy of the Twelve Kizuki, as seen at the Upper-Rank gathering. Kokushibo is shown to be humble as well, and he did not hesitate to admit his failure or complain of any difficulty.