Talk:2023-07-17 Gstaad

The   (known as for sponsorship reasons) was a wo/men's tennis tournament played on outdoor  courts in Tokyo, Japan, that was part of the Championship series of tournaments on the  ATP Tour. It was the 22nd edition of the and was held.

Singles
{| class="wikitable" style="text-align:center;font-size:90%" !width=40| Seed !width=150| Country !width=150| Player !width=60| Result !width=190| Playing against }}
 * align=left| 🇪🇸 ESP Roberto Bautista Agut (Second Round)
 * align=left| 🇷🇸 SRB Miomir Kecmanović (Semifinals)
 * align=left| 🇮🇹 ITA Lorenzo Sonego (Second Round)
 * align=left| 🇩🇪 GER Yannick Hanfmann (Quarterfinals)
 * align=left| 🇨🇳 CHN Zhang Zhizhen (First Round)
 * align=left| 🇪🇸 ESP Roberto Carballés Baena (First Round, Retired)
 * align=left| 🇸🇪 SWE Mikael Ymer (Suspended for violating anti-doping rules)
 * align=left| 🇷🇸 SRB Laslo Djere (First Round)
 * align=left| 🇮🇹 ITA Lorenzo Sonego (Second Round)
 * align=left| 🇩🇪 GER Yannick Hanfmann (Quarterfinals)
 * align=left| 🇨🇳 CHN Zhang Zhizhen (First Round)
 * align=left| 🇪🇸 ESP Roberto Carballés Baena (First Round, Retired)
 * align=left| 🇸🇪 SWE Mikael Ymer (Suspended for violating anti-doping rules)
 * align=left| 🇷🇸 SRB Laslo Djere (First Round)
 * align=left| 🇨🇳 CHN Zhang Zhizhen (First Round)
 * align=left| 🇪🇸 ESP Roberto Carballés Baena (First Round, Retired)
 * align=left| 🇸🇪 SWE Mikael Ymer (Suspended for violating anti-doping rules)
 * align=left| 🇷🇸 SRB Laslo Djere (First Round)
 * align=left| 🇪🇸 ESP Roberto Carballés Baena (First Round, Retired)
 * align=left| 🇸🇪 SWE Mikael Ymer (Suspended for violating anti-doping rules)
 * align=left| 🇷🇸 SRB Laslo Djere (First Round)
 * align=left| 🇸🇪 SWE Mikael Ymer (Suspended for violating anti-doping rules)
 * align=left| 🇷🇸 SRB Laslo Djere (First Round)
 * align=left| 🇷🇸 SRB Laslo Djere (First Round)
 * align=left| 🇷🇸 SRB Laslo Djere (First Round)

Doubles
{| class="wikitable" style="text-align:center;font-size:90%" !width=40| Seed !width=150| Country !width=150| Player !width=60| Result !width=190| Playing against }}
 * align=left| 🇧🇷 BRA Marcelo Demoliner NED Matwé Middelkoop (Final)
 * align=left| 🇫🇷 FRA Sadio Doumbia 🇫🇷 FRA Fabien Reboul (First Round)
 * align=left| NED Robin Haase 🇦🇹 AUT Philipp Oswald (First Round)
 * align=left| MON Romain Arneodo 🇦🇹 AUT Sam Weissborn (Quarterfinals)
 * align=left| 🇫🇷 FRA Sadio Doumbia 🇫🇷 FRA Fabien Reboul (First Round)
 * align=left| NED Robin Haase 🇦🇹 AUT Philipp Oswald (First Round)
 * align=left| MON Romain Arneodo 🇦🇹 AUT Sam Weissborn (Quarterfinals)
 * align=left| NED Robin Haase 🇦🇹 AUT Philipp Oswald (First Round)
 * align=left| MON Romain Arneodo 🇦🇹 AUT Sam Weissborn (Quarterfinals)
 * align=left| NED Robin Haase 🇦🇹 AUT Philipp Oswald (First Round)
 * align=left| MON Romain Arneodo 🇦🇹 AUT Sam Weissborn (Quarterfinals)
 * align=left| MON Romain Arneodo 🇦🇹 AUT Sam Weissborn (Quarterfinals)
 * align=left| MON Romain Arneodo 🇦🇹 AUT Sam Weissborn (Quarterfinals)

Singles

 * Seeds
 * Draw

Doubles

 * Seeds
 * Draw