2girls, adapted_costume, arona_(blue_archive), black_choker, black_eyes, black_hairband, black_headband, black_sailor_collar, black_serafuku, black_thighhighs, blue_archive, blue_eyes, blue_hair, bow, bow_hairband, braid, choker, colored_inner_hair, hair_over_one_eye, hairband, halo, headband, long_hair, looking_at_viewer, multicolored_hair, multiple_girls, neckerchief, one-piece_swimsuit, one_eye_covered, plana_(blue_archive), pn_(wnsl216), red_pupils, sailor_collar, school_swimsuit, school_uniform, serafuku, single_braid, swimsuit, thighhighs, toeless_footwear, umbrella, umbrella_gun, white_background, white_bow, white_choker, white_hair, white_hairband, white_neckerchief