Talk:2023-04-03 Charleston

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| 🇺🇸 USA Jessica Pegula (Semifinals)
 * align=left| 🇹🇳 TUN Ons Jabeur (Champion)
 * align=left| 🇷🇺 RUS Daria Kasatkina (Semifinals)
 * align=left| SUI Belinda Bencic (Final)
 * align=left| 🇷🇺 RUS Veronika Kudermetova (Second Round)
 * align=left| 🇧🇾 BLR Victoria Azarenka (Third Round)
 * align=left| 🇷🇺 RUS Ekaterina Alexandrova (Quarterfinals)
 * align=left| 🇵🇱 POL Magda Linette (Third Round)
 * align=left| 🇺🇸 USA Madison Keys (Quarterfinals)
 * align=left| 🇨🇳 CHN Zhang Shuai (First Round)
 * align=left| 🇺🇦 UKR Anhelina Kalinina (First Round)
 * align=left| 🇪🇸 ESP Paula Badosa (Quarterfinals)
 * align=left| 🇺🇸 USA Danielle Collins (First Round)
 * align=left| SUI Jil Teichmann (First Round)
 * align=left| 🇷🇴 ROU Irina-Camelia Begu (Third Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (First Round)
 * align=left| 🇧🇾 BLR Victoria Azarenka (Third Round)
 * align=left| 🇷🇺 RUS Ekaterina Alexandrova (Quarterfinals)
 * align=left| 🇵🇱 POL Magda Linette (Third Round)
 * align=left| 🇺🇸 USA Madison Keys (Quarterfinals)
 * align=left| 🇨🇳 CHN Zhang Shuai (First Round)
 * align=left| 🇺🇦 UKR Anhelina Kalinina (First Round)
 * align=left| 🇪🇸 ESP Paula Badosa (Quarterfinals)
 * align=left| 🇺🇸 USA Danielle Collins (First Round)
 * align=left| SUI Jil Teichmann (First Round)
 * align=left| 🇷🇴 ROU Irina-Camelia Begu (Third Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (First Round)
 * align=left| 🇺🇸 USA Madison Keys (Quarterfinals)
 * align=left| 🇨🇳 CHN Zhang Shuai (First Round)
 * align=left| 🇺🇦 UKR Anhelina Kalinina (First Round)
 * align=left| 🇪🇸 ESP Paula Badosa (Quarterfinals)
 * align=left| 🇺🇸 USA Danielle Collins (First Round)
 * align=left| SUI Jil Teichmann (First Round)
 * align=left| 🇷🇴 ROU Irina-Camelia Begu (Third Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (First Round)
 * align=left| 🇪🇸 ESP Paula Badosa (Quarterfinals)
 * align=left| 🇺🇸 USA Danielle Collins (First Round)
 * align=left| SUI Jil Teichmann (First Round)
 * align=left| 🇷🇴 ROU Irina-Camelia Begu (Third Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (First Round)
 * align=left| SUI Jil Teichmann (First Round)
 * align=left| 🇷🇴 ROU Irina-Camelia Begu (Third Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (First Round)
 * align=left| 🇷🇴 ROU Irina-Camelia Begu (Third Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (First Round)
 * align=left| 🇷🇴 ROU Irina-Camelia Begu (Third Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (First Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (First Round)
 * align=left| 🇨🇿 CZE Marie Bouzková (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| 🇲🇽 MEX Giuliana Olmos 🇯🇵 JPN Ena Shibahara (Final)
 * align=left| 🇫🇷 FRA Kristina Mladenovic 🇨🇳 CHN Zhang Shuai (Quarterfinals)
 * align=left| 🇺🇸 USA Caroline Dolehide 🇦🇺 AUS Storm Hunter (Semifinals)
 * align=left| 🇺🇸 USA Nicole Melichar-Martinez 🇺🇸 USA Alycia Parks (Quarterfinals)
 * align=left| 🇫🇷 FRA Kristina Mladenovic 🇨🇳 CHN Zhang Shuai (Quarterfinals)
 * align=left| 🇺🇸 USA Caroline Dolehide 🇦🇺 AUS Storm Hunter (Semifinals)
 * align=left| 🇺🇸 USA Nicole Melichar-Martinez 🇺🇸 USA Alycia Parks (Quarterfinals)
 * align=left| 🇺🇸 USA Caroline Dolehide 🇦🇺 AUS Storm Hunter (Semifinals)
 * align=left| 🇺🇸 USA Nicole Melichar-Martinez 🇺🇸 USA Alycia Parks (Quarterfinals)
 * align=left| 🇺🇸 USA Caroline Dolehide 🇦🇺 AUS Storm Hunter (Semifinals)
 * align=left| 🇺🇸 USA Nicole Melichar-Martinez 🇺🇸 USA Alycia Parks (Quarterfinals)
 * align=left| 🇺🇸 USA Nicole Melichar-Martinez 🇺🇸 USA Alycia Parks (Quarterfinals)
 * align=left| 🇺🇸 USA Nicole Melichar-Martinez 🇺🇸 USA Alycia Parks (Quarterfinals)

Singles

 * Seeds
 * Draw

Doubles

 * Seeds
 * Draw