Taiju is brutal and abusive and religous. He enjoys tormenting his opponents and has little care for others' wellbeing, even his own siblings'. He doesn't care who his opponent is, even if he is facing a women/girl. He trained the 10th generation Black Dragon gang, completely reforming it to act like an army. Taiju was very abusive towards his siblings, going so far as to beat them over insignificant things. Taiju is the eldest of the three Shiba siblings. Since the siblings lacked a parental figure Taiju took the position. He often is physical with his little sister Yuzuha and little brother Hakkai, even if he does care for them. He uses violence on his siblings as it is the only way he knows how to show his love. Beating down his siblings so they are often on the floor injured. Before telling them how much he loves them.