kantai collection, i-58 (kantai collection), i-26 (kantai collection), shirogane hakuba, pixiv id 2281935, 4:3 aspect ratio, 2girls, anthropomorphization, arm around shoulder, breasts, brown hair, duo, female, hairband, hair ornament, light brown eyes, light brown hair, long hair, medium breasts, multiple girls, name tag, neckerchief, new school swimsuit, open clothes, pink eyes, pink hair, sailor collar, school uniform, serafuku, short hair, short sleeves, smile, sukumizu, swimsuit, swimsuit under clothes, two side up, two-tone hairband, wavy mouth