1girl, artist_name, azur_lane, black_neckerchief, blonde_hair, blue_eyes, blue_sky, breasts, buttons, double-breasted, gradient_hair, halsey_powell_(azur_lane), kumonon_(8f2k3), long_hair, multicolored_hair, neckerchief, purple_sailor_collar, robot_ears, sailor_collar, shirt, sideboob, sky, sleeveless, sleeveless_shirt, small_breasts, solo, upper_body