As many a fan is aware, all the characters in Cephiro and beyond are named after cars or car related brands. CLAMP says this is because they can’t come up with fantasy names, which is understandable. While we have listed the car names in the character profiles, we have also compiled a list for your convienience.
| Cephiro | Nissan Cefiro |
| Emeraude | Mitsubishi Emeraude |
| Clef | Mazda Clef |
| Zagato | Zagato (brand) [a shop that does custom parts and custom work on cars like Ferraris] |
| Alcyone | Subaru Alcione |
| Presea | Nissan Presea |
| Ferio | Honda Civic Ferio |
| Escudo | Suzuki Escudo |
| Ascot | Honda Ascot |
| Caldina | |
| Lafarga | |
| Eterna | Mistubishi Eterna |
| Selece | Toyota Corolla Ceres |
| Windom | Toyota Windom |
| Innouva | Honda Ascot Innova |
| Lantis | Mazda Lantis |
| Primera | Nissan Primera |
| Debonair | Mitsubishi Debonair |
| Nova | Chevrolet Nova |