Japan upset Spain 3-1 in the final to win the FIFA U-20 Women's World Cup for the first time.
Hinata Miyazawa, Saori Takarada and Fuka Nagano put their side in a commanding position before Candela Andujar claimed a consolation goal for Spain in the 71st minute.
Spain, who beat Japan 1-0 in the group stages, were without suspended Barcelona midfielder Aitana Bonmati after she was sent off in the semi-final victory over hosts France.
Earlier in the day, France lost 4-2 on penalties to England in the third-place decider after their game finished 1-1 after extra-time.
France will also host the FIFA Women's World Cup next year.