The Hyakki Gosen is a hyper-stylized 3D anime weapon, resembling a traditional Japanese sword with exaggerated proportions and vibrant, luminous detailing. Its blade is long and slightly curved, featuring intricate engravings that glow with a supernatural blue hue, while the hilt is wrapped in dark leather with golden accents. The guard is ornate, shaped like demonic faces with glowing red eyes, adding to its menacing and mystical appearance.