1girl, black_skirt, blue_shirt, breasts, brown_eyes, cleavage, full_body, garter_straps, johnston_(kancolle), kantai_collection, light_brown_hair, long_hair, maru_(marg0613), medium_breasts, off-shoulder_shirt, off_shoulder, on_one_knee, one-hour_drawing_challenge, pleated_skirt, sailor_collar, school_uniform, serafuku, shirt, simple_background, skirt, solo, thighhighs, two_side_up, white_background