ink painting, a painting of a group of men on horses with spears in their hands and a red arrow in their hand, holding, monochrome, weapon, male focus, multiple boys, sword, holding weapon, armor, katana, helmet, polearm, spot color, 6+boys, spear, riding, japanese armor, holding polearm, horse, horseback riding, kusazuri, kabuto \(helmet\), letterboxed, shoulder armor, bow \(weapon\), fighting stance, arrow \(projectile\), ninja, battle, samurai