2girls, adjusting_clothes, adjusting_swimsuit, arm_up, ass, ball, beachball, bell, bikini, black_bow, black_hair, blue_sky, blush, bow, closed_mouth, cloud, day, folded_ponytail, from_behind, fujiwara_chika, hair_bow, hair_ribbon, holding, holding_ball, holding_bell, kaguya-sama_wa_kokurasetai_~tensai-tachi_no_renai_zunousen~, long_hair, looking_at_viewer, looking_back, multiple_girls, open_mouth, pink_hair, red_bikini, red_eyes, red_ribbon, ribbon, shinomiya_kaguya, short_hair, sidelocks, sky, summer, swimsuit, water, white_bikini, zefrableu