Seiji Tanika is known for his calm and collected demeanor. He possesses a sharp intellect and analytical mind, enabling him to assess situations quickly and devise effective strategies. Seiji is diligent and disciplined, always striving for perfection in his techniques and seeking ways to improve his skills; beneath his stoic exterior, Seiji harbors deep compassion and empathy. with remarkable speed and accuracy. Seiji's kind-hearted nature drives him to become a strong pillar. He wears a mask.