1girl, d, armpits, arms_note, asanagi, blonde_hair, blue_sky, blush, borrowed_character, breasts, cloud, cloudy_sky, competition_swimsuit, covered_navel, day, fang, gun, hair_between_eyes, hair_ornament, hairclip, handgun, highleg, highleg_swimsuit, holster, holstered, leg_holster, long_hair, looking_at_viewer, one-piece_swimsuit, open_mouth, outdoors, sailor_collar, school_uniform, sky, small_breasts, smile, solo, striped, striped_one-piece_swimsuit, sun, swimming_club_kouhai_(fukai_ryousuke), swimsuit, tan, thigh_holster, thigh_strap, weapon