1girl, 2k-tan, bare_arms, bare_shoulders, blue_eyes, blue_hair, bottle, breasts, cleavage, closed_mouth, collarbone, cowboy_shot, eyelashes, fingernails, headgear, holding, holding_bottle, large_breasts, legs_apart, light_blue_hair, looking_at_viewer, one-piece_swimsuit, os-tan, over-rim_eyewear, red-framed_eyewear, ruriwo_(ruriwo1894), school_swimsuit, semi-rimless_eyewear, short_hair, simple_background, smile, solo, split_mouth, standing, swimsuit, thighs, water_bottle, white_background, white_one-piece_swimsuit