2girls, 3, ?, animal_ears, black_dress, black_hair, blue_archive, bound, butterfly_hair_ornament, chibi, china_dress, chinese_clothes, dog_ears, dog_girl, dress, goggles, goggles_on_head, hair_ornament, hibiki_(blue_archive), kisaki_(blue_archive), long_hair, machine, multiple_girls, open_mouth, seseren, simple_background, stretcher, stretching, thumbs_up, twintails, white_background