thames3, sonoda_chiyoko, year_2024, 1girl, aqua_one-piece_swimsuit, black_hair, breasts, brown_eyes, competition_swimsuit, covered_navel, double_bun, groin, hair_bun, highleg, highleg_one-piece_swimsuit, kickboard, medium_breasts, one-piece_swimsuit, short_hair, sidelocks, solo, swimsuit, commentary_request, highres, idolmaster, idolmaster_shiny_colors