2girls, ahoge, bell, black hair, blue sailor collar, blue skirt, flower, grey background, hair bell, hair flower, hair ornament, jingle bell, long hair, machinery, multiple girls, pleated skirt, purple hair, red scarf, sailor collar, scarf, school uniform, serafuku, short sleeves, side ponytail, skirt, smile, smokestack, standing, standing on liquid, very long hair, water