Talk:2023-08-14 Grodzisk Mazowiecki (c)

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| 🇨🇿 CZE Tomáš Macháč (Second Round)
 * align=left| 🇧🇪 BEL Joris De Loore (First Round)
 * align=left| 🇨🇿 CZE Zdeněk Kolář (withdrew)
 * align=left| 🇦🇺 AUS Marc Polmans (Second Round)
 * align=left| NED Jesper de Jong (Champion)
 * align=left| 🇸🇪 SWE Elias Ymer (Semifinals)
 * align=left| NED Jelle Sels (First Round)
 * align=left| POR Frederico Ferreira Silva (First Round)
 * align=left| 🇨🇿 CZE Zdeněk Kolář (withdrew)
 * align=left| 🇦🇺 AUS Marc Polmans (Second Round)
 * align=left| NED Jesper de Jong (Champion)
 * align=left| 🇸🇪 SWE Elias Ymer (Semifinals)
 * align=left| NED Jelle Sels (First Round)
 * align=left| POR Frederico Ferreira Silva (First Round)
 * align=left| NED Jesper de Jong (Champion)
 * align=left| 🇸🇪 SWE Elias Ymer (Semifinals)
 * align=left| NED Jelle Sels (First Round)
 * align=left| POR Frederico Ferreira Silva (First Round)
 * align=left| 🇸🇪 SWE Elias Ymer (Semifinals)
 * align=left| NED Jelle Sels (First Round)
 * align=left| POR Frederico Ferreira Silva (First Round)
 * align=left| NED Jelle Sels (First Round)
 * align=left| POR Frederico Ferreira Silva (First Round)
 * align=left| POR Frederico Ferreira Silva (First Round)
 * align=left| POR Frederico Ferreira Silva (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| URU Ariel Behar 🇨🇿 CZE Adam Pavlásek (Quarterfinals)
 * align=left| NED Sander Arends  NED David Pel (First Round)
 * align=left| 🇫🇷 FRA Théo Arribagé 🇫🇷 FRA Luca Sanchez (Champions)
 * align=left| 🇮🇳 IND Anirudh Chandrasekar 🇮🇳 IND Vijay Sundar Prashanth (Final)
 * align=left| NED Sander Arends  NED David Pel (First Round)
 * align=left| 🇫🇷 FRA Théo Arribagé 🇫🇷 FRA Luca Sanchez (Champions)
 * align=left| 🇮🇳 IND Anirudh Chandrasekar 🇮🇳 IND Vijay Sundar Prashanth (Final)
 * align=left| 🇫🇷 FRA Théo Arribagé 🇫🇷 FRA Luca Sanchez (Champions)
 * align=left| 🇮🇳 IND Anirudh Chandrasekar 🇮🇳 IND Vijay Sundar Prashanth (Final)
 * align=left| 🇫🇷 FRA Théo Arribagé 🇫🇷 FRA Luca Sanchez (Champions)
 * align=left| 🇮🇳 IND Anirudh Chandrasekar 🇮🇳 IND Vijay Sundar Prashanth (Final)
 * align=left| 🇮🇳 IND Anirudh Chandrasekar 🇮🇳 IND Vijay Sundar Prashanth (Final)
 * align=left| 🇮🇳 IND Anirudh Chandrasekar 🇮🇳 IND Vijay Sundar Prashanth (Final)

Singles

 * Seeds
 * Draw

Doubles

 * Seeds
 * Draw