Chiaki Matsumura/Yasumasa Tanida (Nagano/Hokkaido, JPN) lost 11-4 to Tori Koana/Go Aoki (Karuizawa, JPN) in the Final of the Mixed Doubles Super Series - Moose Jaw, held October 26 - 29, 2023 at the Moose Jaw Ford Curling Centre in Moose Jaw, Canada. To advance to the championship game, Matsumura/Tanida won 8-7 over Jiyoon Kim/ByeongJin Jeong (Seoul, KOR) in the semifinals of the 2023 Mixed Doubles Super Series - Moose Jaw in Moose Jaw, Saskatchewan, Canada; and won 6-3 over Nancy Martin/Steve Laycock (Saskatoon, SK) in the quarterfinals. of the 2023 Mixed Doubles Super Series - Moose Jaw in Moose Jaw, Saskatchewan, Canada;
 
Matsumura/Tanida finished 5-0 in the 17-team qualifying round. . In their opening game, Matsumura/Tanida defeated Olivia Jones/Dustin Mikush (Saskatoon, SK) 7-1, then won 8-4 against Martin/Laycock and 8-3 against Meghan Walter/Catlin Schneider (Winnipeg, MB). Matsumura/Tanida won 8-4 against Jill Springer/Garret Springer (Regina, SK), then won 8-3 against Saskatchewan's Shelby Lamontagne/Grady LaMontagne in their final qualifying round match.
 
With their runner-up finish at the Mixed Doubles Super Series - Moose Jaw, Matsumura/Tanida take home 24.750 world rankings points along with the $4,000CDN prize. Matsumura/Tanida move up 2 spots after posting a net gain of 7.5 points improving upon their best 4 results so far this season, ranking 2nd overall with 185.062 total points on the World Ranking Standings. Matsumura/Tanida ranks 3rd overall on the Year-to-Date rankings with 52.500 points earned so far this season.