adachi shingo, klein (sao), sword art online, official art, 2boys, anime coloring, armor, beard, black shirt, breastplate, brown hair, clenched hands, closed mouth, facial hair, from side, full body, grey sandals, headband, holding, holding sword, holding weapon, japanese armor, japanese clothes, katana, kimono, kote, looking at viewer, multiple boys, multiple views, pants, pauldrons, profile, red headband, red kimono, rope belt, sandals, scabbard, sheath, sheathed, shirt, short hair, shoulder armor, simple background, smile, standing, stubble, sword, t-shirt, transparent background, weapon, white pants