Rule 34 Dev - 1girl animal_ear_fluff animal_ears blue_archive blush copic_(brand) cup dog_ears drinking dutch_angle extra_ears from_side gloves hand_up holding holding_cup jacket kanna_(blue_archive) long_hair marker_(medium) mug necktie notched_ear open_clothes open_jacket parted_bangs saki_hajime shoulder_boards solo traditional_media|21738712554