Loru, twin sister to Lori, serves as one of Dr. Yumi's American assistants in the Mazinkaiser OVA movie "Mazinkaiser vs. The Great General of Darkness". Originally minor characters with sparse appearances in the Mazinger Z manga, Loru and Lori gain expanded roles in this film adaptation, featuring more prominently throughout the narrative. They assist operations at the Photon Power Laboratory and participate in defending against the Mycenae Empire's invasion. Loru supports the main characters during the conflict and contributes to the laboratory's functions. Her story concludes when she and Lori meet their demise in a manner reflecting the film's intensified violent content.