1girl, arona_(blue_archive), blue_archive, blue_background, blue_eyes, blue_hair, blue_shirt, blush, bow_hairband, braid, choker, colored_inner_hair, comiket_101, cover, cover_page, cowboy_shot, doujin_cover, envelope, hair_over_one_eye, hairband, halo, holding, holding_envelope, light_blue_hair, looking_at_viewer, multicolored_hair, naga_u, open_mouth, panties, pantyshot, pink_hair, sailor_collar, school_uniform, serafuku, shirt, short_hair, single_braid, skirt, solo, striped, striped_background, striped_panties, sweatdrop, underwear, white_choker, white_hairband, white_sailor_collar, white_skirt