His mental processing and reasoning abilities are among the highest of all the characters. However, he occasionally shows signs of having a surprisingly weak mentality. Judging by his attitude toward his classmates, he seems to be the type of virtuous leader who is kind to everyone rather than a charismatic leader who commands the class through authority. When pushed to the absolute limit, he begins to use profanity and his inner selfishness awakens, suggesting that his mental fortitude is not particularly strong.