4girls, barefoot, bikini, blonde_hair, blue_eyes, blue_one-piece_swimsuit, bocchi_the_rock!, breasts, chen_yang_yang, chibi, covered_navel, cube_hair_ornament, feet, full_body, gotoh_hitori, green_eyes, hair_between_eyes, hair_ornament, ijichi_nijika, kita_ikuyo, large_breasts, legs, long_hair, looking_at_viewer, mole, mole_under_eye, multiple_girls, one-piece_swimsuit, open_mouth, pink_hair, red_hair, school_swimsuit, short_hair, swimsuit, thighs, yamada_ryo