Tori Koana (Yamanashi, JPN) finished 3-3 in the 27-team qualifying round. . In their opening game, Koana lost 6-4 to Jamie Sinclair (Charlotte, NC), then responded with a 9-4 win over Corrie Huerlimann (Zug, SUI). Koana went on to lose 5-4 against Martina Reuteler (Bern, SUI). Koana responded with a 7-4 win over Selina Witschonke (Luzern, SUI). Koana won 9-3 against Fabienne Rieder (Bern, SUI) to advance to a C-Qualifier game where they lost 8-3 against Seina Nakajima (Nagano, JPN) in their final qualifying round match.
 
Koana earned 6.929 world rankings points for their preliminary round wins. Koana gained -9.984 points improving upon their best 8 events, though dropped 1 spots on the World Ranking Standings into 19thplace overall with 189.431 total points. Koana ranks 17th overall on the Year-to-Date rankings with 169.462 points earned so far this season.