第 85 集: 拉姆、蘭、弁天與雪姬發現前教師CAO-2已重返地球
1983年9月21日 播出
Lum, Ran, Benten, and Oyuki find out that their old teacher, a giant, robot chalkboard eraser named CAO-2, has come to Earth after being trapped on a deserted planet for years. And the former three are not pleased with the news. (Source: Wikipedia)