1girl black_hair blush breasts character_name cleavage collarbone feet_out_of_frame gabayo gal_gun gal_gun_(series) hair_ornament hairclip highres large_breasts leaning_forward long_hair looking_at_viewer low_twintails nipples one-piece_swimsuit open_mouth outline pulled_by_self purple_background red_eyes school_swimsuit simple_background solo standing sweat swimsuit swimsuit_pull takanashi_futaba translation_request twintails undressing