1girl, ahoge, attack, bad_pixiv_id, blank_eyes, blood, blood_from_mouth, blood_on_face, blood_splatter, bodysuit, breasts, covered_navel, dismemberment, fingernails, greyscale, holding, holding_sword, holding_weapon, horns, koyuki_(kotatsu358), kuji-in, long_hair, monochrome, monster, motion_lines, neet_de_otaku_na_kunoichi_to_naze_ka_dousei_hajimemashita, ninja, oni, outdoors, scarf, sharp_fingernails, sharp_teeth, shiny_clothes, shizuri_(neet_de_otaku_na_kunoichi_to_naze_ka_dousei_hajimemashita), sidelocks, skin_tight, sword, teeth, weapon