Tori Koana/Go Aoki (Karuizawa, JPN) won 5-3 over Katie Cottrill/Shawn Cottrill (Belgrave, ON) in the Final of the Palmerston Mixed Doubles Spiel, held November 3 - 5, 2023 at the Palmerston Curling Club in Palmerston, Canada. To advance to the championship game, Koana/Aoki won 7-5 over Grace Holyoke/Shane Konings (Stouffville, ON) in the semifinals of the 2023 Palmerston Mixed Doubles Spiel in Palmerston, Ontario, Canada; and won 10-0 over Casandra Spruit/Geoff Spruit (Winchester, ON) in the quarterfinals. of the 2023 Palmerston Mixed Doubles Spiel in Palmerston, Ontario, Canada;
 
Koana/Aoki finished 3-0 in the 23-team qualifying round. . In their opening game, Koana/Aoki defeated Dawn Sherk/Nate Sherk (Ayr, ON) 17-1, then won 8-6 against Megan Smith/Doug Thomson (Newmarket, ON) and 9-3 against Jessica Zheng/Victor Pietrangelo (Niagara Falls, ON) in their final qualifying round match.
 
For winning the Palmerston Mixed Doubles Spiel Championship title, Koana/Aoki earned 15.000 world rankings points along with the $1,500CDN first prize cheque. Koana/Aoki move up 43 spots after posting a net gain of 32.032 points improving upon their best 4 results so far this season, ranking 32nd overall with 61.094 total points on the World Ranking Standings. Koana/Aoki ranks 5th overall on the Year-to-Date rankings with 52.500 points earned so far this season.