diff.text: Kou Yaten Kou, also known as Sailor Star Healer, is an alien from a distant system who came to Earth in hope of finding his princess.[[Image:Yaten70.jpg|right|thumb|200px|Sailor Star Fighter]]
diff.text: Yaten, who appears only in the last season or Manga arc, is also a part of a band known mostly as the "Three lights," made up of Kou Seiya and Kou and Taiki Kou, all of whom are aliens and Sailor Soldiers; Kou, some fans speculate, as being all of their first names, though most believe otherwise.