Ryu-Oh has the ability to produce three kō-ō-yoku ("light-hawk-wings"). Ayeka had bonded with the ship shortly before Ryoko and Ryo-Ohki attacked the Juraian castle, Tenju. Despite warnings made by the castle's attendants, 14-year-old Ayeka launched the young, underdeveloped ship to fend Ryoko's attacks. According to the True Tenchi Novels, "Ayeka had just finished the selection ceremony and didn't have the key to help her connect with Ryu-oh. Also her ship had just equipped, thus was not fully synchronized with the external armor, so Ayeka and Ryu-oh could not fully control the power of the Royal tree. But Ayeka did not give up and continued the battle. However, she could not help the situation just by defending herself. It was only by virtue of the second generation Royal tree's power th