1girl, black_hair, breasts, brown_eyes, competition_swimsuit, covered_navel, half-closed_eyes, ijiranaide_nagatoro-san, long_hair, mike_inel, nagatoro_hayase, ok_sign, one-piece_swimsuit, open_mouth, raised_eyebrow, small_breasts, solo, spread_legs, swimsuit, tan, thick_thighs, thighs, transparent_background