1girl, aged_up, amagami, bare_shoulders, black_eyes, black_hair, black_one-piece_swimsuit, blue_background, blue_one-piece_swimsuit, blush, breasts, clipboard, closed_mouth, collarbone, competition_swimsuit, covered_navel, gradient_background, hair_up, hand_on_own_wrist, head_tilt, holding, holding_clipboard, jishaku_(user_rcuz2843), looking_at_viewer, medium_breasts, one-piece_swimsuit, ponytail, raised_eyebrows, skindentation, smile, solo, standing, swimsuit, tsukahara_hibiki, two-tone_swimsuit, upper_body, w_arms, whistle, whistle_around_neck, white_background