1girl, alexi_oekaki, ass, azur_lane, back, bikini, black_ribbon, blush, breasts, butt_crack, chitose_(azur_lane), chitose_(summer_shine)_(azur_lane), from_behind, hat, hat_ribbon, large_breasts, leaning_forward, long_hair, looking_at_viewer, looking_back, parted_lips, purple_eyes, red_bikini, red_hair, ribbon, side-tie_bikini_bottom, sitting, solo, straw_hat, sun_hat, swimsuit, thighs, very_long_hair