Mayuko Saionji

Mayuko Saionji (西園寺 真由子 "Saionji Mayuko") is a member of Saionji Family. She is the mother of Ren Saionji.

Biography
Mayuko is the wife of Mr. Saionji and the mother of Ren Saionji. She was a close friend of Katherine Rivington, and they were classmates for four years at the art university they attended. When Katherine's son, Kanata, came to Japan to participate in MFG, the Saionji's allowed him to stay with them.

Mayuko hosts an art classroom. She feels that Kanata's talents should be directed towards other things, not racing, and encourages him to take up painting.

Trivia

 * Mayuko calls Kanata "Kana-chan" and he calls her "Mama Mayuko".
 * She is so worried that Kanata might lose his life during a race that she became ill after watching a live broadcast of the race at the opening round and has avoided watching it ever since.