"Receiving a gold medal today might be the biggest result, the biggest achievement of my life," Mai Mihara said, basking in the afterglow of her victory.
Sakamoto outscored Isabeau Levito and Amber Glenn for a successful start to her season. Japanese compatriot Kao Miura earned the silver in the men's event.
In Estonia, the Americans captured gold medals in men’s and women’s singles as well as ice dance.
Levito skated to “The Swan” and exhibited an impressive flow throughout her program.