Ryoko is released by Tenchi after 700 years imprisonment at the Masaki Shrine in the OVA. She later merges with Zero, Dr. Clay's robot. In the TV series Mihoshi pursues her to earth where her spaceship, Ryo-oh-ki, crashes. She is seriously wounded late in the series helping Tenchi reach the Jurai homeworld. Ryoko is an equal troublemaker in both the OVA and the TV series.