1girl, 3boys, barefoot, breasts, brother and sister, cleavage, clenched teeth, cracked skin, daki (kimetsu no yaiba), demon boy, drum, extra arms, extra mouth, facial mark, fighting stance, fingernails, floating, floating hair, geta, grin, gyokko (kimetsu no yaiba), gyuutarou (kimetsu no yaiba), hair pulled back, hand on hip, hand up, holding, holding weapon, horns, in container, instrument, invisible chair, kimetsu no yaiba, looking at viewer, looking up, m2 (aonorirenkon), monochrome, multiple boys, oni, oni horns, open mouth, outside border, pants, portrait, profile, revealing clothes, scythe, sharp fingernails, sharp teeth, siblings, sitting, smile, teeth, thighhighs, third eye, tongue, tongue out, topknot, traditional media, vase, weapon, zohakuten (kimetsu no yaiba)