ASPEN, Colorado - Mitsuki Ono and Yuto Totsuka both grabbed their first World Cup wins of the season in snowboarding halfpipe Friday as Japanese riders dominated the fourth event of the campaign.

Ono scored 91.00 points in the first of two runs in the women's final in Aspen, Colorado, landing five tricks including frontside and cab 900s to place above runner-up Madeline Schaffrick's 82.75 by some distance.

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