1boy, black background, black hair, black nails, black pants, cropped legs, dark background, eldritch abomination, fingernails, from side, holding, holding sword, holding weapon, jacket, katana, leaning forward, long fingernails, long sleeves, male focus, monster, open mouth, pants, romaji text, school uniform, short hair, sleeves rolled up, standing, sword, two-tone background, weapon, white background, white jacket