1girl, alternate_costume, armpits, arms_behind_head, arms_up, blue_one-piece_swimsuit, breasts, closed_mouth, collarbone, competition_swimsuit, hair_between_eyes, hair_ornament, highleg, highleg_swimsuit, long_hair, mito_(sao), one-piece_swimsuit, ponytail, puge, purple_hair, red_eyes, red_one-piece_swimsuit, simple_background, smile, solo, swimsuit, sword_art_online, sword_art_online_progressive, two-tone_swimsuit, very_long_hair, x_hair_ornament