It is a weapon charged but shield the shot gun and missiles, in the back personality to handle the coffin, which was charged with heavy weapons. Ryōbi presence has been told in "Shinobi Versus", one of the hidden character of this work in the late sister of Ryōna. The perfect woman who can also housework in gentle beauty, Ryōbi had been secretly jealous. Because to be resurrected in the thousand-year festival of the world, but not necessarily revived in full, it becomes pleasant to hear the sutra, has become a character profile also seems dead content. It's friendly sister itself usually, but when touched an angel of wheel personality is sudden change, to become evil of Ryōbi more berserk and mouth. It is also possible to himself by touching the wheel to personality change.