1girl, armpits, arms_behind_head, arms_up, black_sailor_collar, blue_eyes, blue_hair, blush, breasts, cropped_torso, double_bun, ebifurya, hair_bun, kantai_collection, large_breasts, looking_to_the_side, medium_hair, navel, neckerchief, one-hour_drawing_challenge, open_mouth, sailor_collar, sailor_shirt, school_uniform, serafuku, shirt, sleeveless, sleeveless_shirt, solo, steaming_body, sweat, tied_shirt, twitter_username, upper_body, urakaze_(kancolle), white_background, yellow_neckerchief