isoroku (isrk), plana (blue archive), blue archive, commentary, highres, 1girl, black choker, black coat, black eyes, black hairband, black sailor collar, black serafuku, black shirt, black skirt, bow, braid, choker, closed mouth, closed umbrella, coat, cowboy shot, cropped shirt, dot mouth, eyes visible through hair, gun, hair bow, hair over one eye, hairband, halo, high-waist skirt, holding, holding gun, holding umbrella, holding weapon, horizon, light blush, light frown, long hair, looking at viewer, neckerchief, no nose, ocean, open clothes, open coat, outdoors, red halo, red pupils, sailor collar, school uniform, serafuku, shirt, short braid, side braid, single braid, skirt, skirt set, sleeves past wrists, solo, standing, straight-on, sun, sunset, swept bangs, umbrella, umbrella gun, very long hair, weapon, white bow, white hair, white neckerchief