Rupa

A girl-type AI responsible for the operations of the Okeanos ship. Within the server, she is active as an idol and can be seen singing on large screens. Until Kyo Sogoru regained his memories, she acted in place of his deceased younger sister, Misaki Sogoru, but she disappeared at the same time Misaki vanished. In the novel "Entangle: Girl," she is depicted as a character AI appearing in a film contest within VR.