1girl, bad_pixiv_id, black_flower, black_footwear, blue_archive, boots, fang, flower, hair_flower, hair_ornament, halo, long_hair, looking_at_viewer, marudeningen, mutsuki_(blue_archive), open_mouth, purple_eyes, red_skirt, short_sleeves, simple_background, sitting, skirt, solo, thigh_strap, very_long_hair, white_background