[4] After being sent to Yoshito Yahagi's stable at the Ritto Training Center, she made her debut at a maiden race on February 3 held at Kyoto Racecourse, where she came in 2nd behind I Love Tailor.

[9] Later on she entered the Japan Breeding farm's Cup Ladies' Classic, where the horse became the most favored, but wound up in 3rd place to Fashionista.

Marche Lorraine returned to filly-only races and won the Breeders' Gold Cup [ja] showing her strength once again.

Marche Lorraine finished her season with her first race abroad, with her entering the Breeders' Cup Distaff held at Del Mar Fairgrounds on November 6.

She was also nominated for the American Champion Older Dirt Female Horse of the Eclipse Awards that year but lost to Letruska.

[15] Marche Lorraine entered the Saudi Cup that year as her final race of her career before retiring to stud, with Christophe Soumillon as her jockey.