Talk:2023-02-20 Monterrey (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| 🇫🇷 FRA Adrian Mannarino (First Round)
 * align=left| 🇪🇨 ECU Emilio Gómez (Second Round)
 * align=left| 🇺🇸 USA Denis Kudla (Quarterfinals)
 * align=left| 🇩🇪 GER Daniel Altmaier (Quarterfinals)
 * align=left| 🇺🇸 USA Christopher Eubanks (First Round)
 * align=left| POR Nuno Borges (Champion)
 * align=left| 🇯🇵 JPN Taro Daniel (Second Round)
 * align=left| 🇯🇵 JPN Yosuke Watanuki (Semifinals)
 * align=left| 🇺🇸 USA Denis Kudla (Quarterfinals)
 * align=left| 🇩🇪 GER Daniel Altmaier (Quarterfinals)
 * align=left| 🇺🇸 USA Christopher Eubanks (First Round)
 * align=left| POR Nuno Borges (Champion)
 * align=left| 🇯🇵 JPN Taro Daniel (Second Round)
 * align=left| 🇯🇵 JPN Yosuke Watanuki (Semifinals)
 * align=left| 🇺🇸 USA Christopher Eubanks (First Round)
 * align=left| POR Nuno Borges (Champion)
 * align=left| 🇯🇵 JPN Taro Daniel (Second Round)
 * align=left| 🇯🇵 JPN Yosuke Watanuki (Semifinals)
 * align=left| POR Nuno Borges (Champion)
 * align=left| 🇯🇵 JPN Taro Daniel (Second Round)
 * align=left| 🇯🇵 JPN Yosuke Watanuki (Semifinals)
 * align=left| 🇯🇵 JPN Taro Daniel (Second Round)
 * align=left| 🇯🇵 JPN Yosuke Watanuki (Semifinals)
 * align=left| 🇯🇵 JPN Yosuke Watanuki (Semifinals)
 * align=left| 🇯🇵 JPN Yosuke Watanuki (Semifinals)

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| 🇸🇪 SWE André Göransson 🇯🇵 JPN Ben McLachlan (Champions)
 * align=left| 🇦🇷 ARG Guido Andreozzi 🇦🇷 ARG Guillermo Durán (Quarterfinals)
 * align=left| 🇲🇽 MEX Hans Hach Verdugo 🇲🇽 MEX Miguel Ángel Reyes-Varela (Semifinals)
 * align=left| 🇷🇸 SRB Ivan Sabanov 🇷🇸 SRB Matej Sabanov (Quarterfinals)
 * align=left| 🇦🇷 ARG Guido Andreozzi 🇦🇷 ARG Guillermo Durán (Quarterfinals)
 * align=left| 🇲🇽 MEX Hans Hach Verdugo 🇲🇽 MEX Miguel Ángel Reyes-Varela (Semifinals)
 * align=left| 🇷🇸 SRB Ivan Sabanov 🇷🇸 SRB Matej Sabanov (Quarterfinals)
 * align=left| 🇲🇽 MEX Hans Hach Verdugo 🇲🇽 MEX Miguel Ángel Reyes-Varela (Semifinals)
 * align=left| 🇷🇸 SRB Ivan Sabanov 🇷🇸 SRB Matej Sabanov (Quarterfinals)
 * align=left| 🇲🇽 MEX Hans Hach Verdugo 🇲🇽 MEX Miguel Ángel Reyes-Varela (Semifinals)
 * align=left| 🇷🇸 SRB Ivan Sabanov 🇷🇸 SRB Matej Sabanov (Quarterfinals)
 * align=left| 🇷🇸 SRB Ivan Sabanov 🇷🇸 SRB Matej Sabanov (Quarterfinals)
 * align=left| 🇷🇸 SRB Ivan Sabanov 🇷🇸 SRB Matej Sabanov (Quarterfinals)

Singles

 * Seeds
 * Draw

Doubles

 * Seeds
 * Draw