1girl, amagi_(volfuji), arms_behind_back, blue_eyes, blue_one-piece_swimsuit, blush, breasts, brown_background, collarbone, competition_swimsuit, covered_navel, cowboy_shot, gradient_background, grey_hair, highleg, highleg_swimsuit, holding, looking_at_viewer, love_live!, love_live!_sunshine!!, medium_breasts, one-piece_swimsuit, selfie, short_hair, smile, solo, swimsuit, watanabe_you