2girls akni animal_ears aqua_eyes aqua_hair bang_dream! barefoot blue_collar book braid cat_ears cat_tail cat_tower collar commentary_request dog_ears dog_tail extra_ears hand_on_another's_chin hikawa_hina hikawa_sayo holding holding_book kemonomimi_mode knees_up korean_commentary long_hair looking_at_another lying multiple_girls notice_lines on_stomach one_eye_closed parted_lips reading short_hair short_sleeves siblings side_braids sisters sitting skirt smile sparkle spot_color stroking_another's_chin tail twins