The heterochromatic main character of Mahou Shoujo Lyrical Nanoha ViVid. She makes her first appearance in Mahou Shoujo Lyrical Nanoha StrikerS, where she is taken in by Takamachi Nanoha and Fate Testarossa.
Like most other Nanoha characters, she is named after a car. In her case, the Subaru Vivio.
In ViVid, she is referred to as Takamachi Vivio (高町 ヴィヴィオ), having been adopted by Takamachi Nanoha at the end of StrikerS. She was cloned from the Saint King Olivie Segbrecht.