2girls, ahoge, annin musou, black hair, blue one-piece swimsuit, blue sailor collar, green eyes, grey neckerchief, hair between eyes, headgear, i-47 (kancolle), i-58 (kancolle), kantai collection, kantai collection (anime), long hair, multiple girls, neckerchief, one-piece swimsuit, open mouth, pink eyes, pink hair, sailor collar, school swimsuit, school uniform, serafuku, short hair, short sleeves, simple background, swimsuit, swimsuit under clothes, upper body, white background, white sailor collar