The 2023 Keio Challenger was a professional tennis tournament played on hard courts. It was the 16th (men's) and 6th (women's) editions of the tournament and part of the 2023 ATP Challenger Tour and the 2023 ITF Women's World Tennis Tour. It took place in Yokohama, Japan between 20 November and 3 December 2023.
Men's singles main-draw entrants
Seeds Country Player Rank1 SeedYosuke Watanuki811Jurij Rodionov1072Michael Mmoh1093James Duckworth1134Maxime Cressy1275Luca Nardi1286Marc Polmans1587Leandro Riedi1608 1 Rankings are as of 13 November 2023.
Other entrants The following players received wildcards into the singles main draw: Masamichi Imamura Rio Noguchi Rei Sakamoto
The following player received entry into the singles main draw as an alternate: Altuğ Çelikbilek
The following players received entry from the qualifying draw: August Holmgren Kalin Ivanovski Omar Jasika Naoki Nakagawa Colin Sinclair Yasutaka Uchiyama
The following players received entry as lucky losers: Chung Yun-seong Mathys Erhard Giovanni Fonio
Champions
Men's singles
Yosuke Watanuki def. Yuta Shimizu 7–6(7–5), 6–4.
Women's singles Aliona Falei def. Ayano Shimizu, 6–3, 7–5
Men's doubles
Filip Bergevi / Mick Veldheer def. Ray Ho / Calum Puttergill 2–6, 7–5, [11–9].
Women's doubles Liang En-shuo / Tang Qianhui def. Aoi Ito / Natsumi Kawaguchi, Walkover
References