Talk:2023-07-17 Tampere (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| 🇭🇺 HUN Zsombor Piros (Second Round)
 * align=left| CHI Cristian Garín (Second Round, Retired)
 * align=left| 🇸🇰 SVK Lukáš Klein (Quarterfinals)
 * align=left| 🇧🇪 BEL Kimmer Coppejans (Second Round)
 * align=left| 🇨🇿 CZE Dalibor Svrčina (Final)
 * align=left| 🇮🇹 ITA Riccardo Bonadio (Second Round, Retired)
 * align=left| 🇮🇳 IND Sumit Nagal ''(Champion)
 * align=left| 🇮🇹 ITA Edoardo Lavagno (First Round)
 * align=left| 🇸🇰 SVK Lukáš Klein (Quarterfinals)
 * align=left| 🇧🇪 BEL Kimmer Coppejans (Second Round)
 * align=left| 🇨🇿 CZE Dalibor Svrčina (Final)
 * align=left| 🇮🇹 ITA Riccardo Bonadio (Second Round, Retired)
 * align=left| 🇮🇳 IND Sumit Nagal ''(Champion)
 * align=left| 🇮🇹 ITA Edoardo Lavagno (First Round)
 * align=left| 🇨🇿 CZE Dalibor Svrčina (Final)
 * align=left| 🇮🇹 ITA Riccardo Bonadio (Second Round, Retired)
 * align=left| 🇮🇳 IND Sumit Nagal ''(Champion)
 * align=left| 🇮🇹 ITA Edoardo Lavagno (First Round)
 * align=left| 🇮🇹 ITA Riccardo Bonadio (Second Round, Retired)
 * align=left| 🇮🇳 IND Sumit Nagal ''(Champion)
 * align=left| 🇮🇹 ITA Edoardo Lavagno (First Round)
 * align=left| 🇮🇳 IND Sumit Nagal ''(Champion)
 * align=left| 🇮🇹 ITA Edoardo Lavagno (First Round)
 * align=left| 🇮🇹 ITA Edoardo Lavagno (First Round)
 * align=left| 🇮🇹 ITA Edoardo Lavagno (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| 🇦🇹 AUT Neil Oberleitner 🇵🇱 POL Szymon Walków (Quarterfinals)
 * align=left| 🇦🇷 ARG Hernán Casanova 🇦🇷 ARG Tomás Lipovšek Puches (Quarterfinals)
 * align=left| 🇵🇱 POL Szymon Kielan 🇵🇱 POL Piotr Matuszewski (Champions)
 * align=left| 🇺🇦 UKR Eric Vanshelboim SUI Damien Wenger (Quarterfinals)
 * align=left| 🇦🇷 ARG Hernán Casanova 🇦🇷 ARG Tomás Lipovšek Puches (Quarterfinals)
 * align=left| 🇵🇱 POL Szymon Kielan 🇵🇱 POL Piotr Matuszewski (Champions)
 * align=left| 🇺🇦 UKR Eric Vanshelboim SUI Damien Wenger (Quarterfinals)
 * align=left| 🇵🇱 POL Szymon Kielan 🇵🇱 POL Piotr Matuszewski (Champions)
 * align=left| 🇺🇦 UKR Eric Vanshelboim SUI Damien Wenger (Quarterfinals)
 * align=left| 🇵🇱 POL Szymon Kielan 🇵🇱 POL Piotr Matuszewski (Champions)
 * align=left| 🇺🇦 UKR Eric Vanshelboim SUI Damien Wenger (Quarterfinals)
 * align=left| 🇺🇦 UKR Eric Vanshelboim SUI Damien Wenger (Quarterfinals)
 * align=left| 🇺🇦 UKR Eric Vanshelboim SUI Damien Wenger (Quarterfinals)

Singles

 * Seeds
 * Draw

Doubles

 * Seeds
 * Draw