Talk:2023-06-19 Gaiba (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| 🇩🇪 GER Tatjana Maria (Final)
 * align=left| 🇮🇹 ITA Sara Errani (First Round)
 * align=left| 🇧🇪 BEL Ysaline Bonaventure (Quarterfinals)
 * align=left| 🇷🇸 SRB Olga Danilović (Semifinals)
 * align=left| 🇺🇸 USA Taylor Townsend (First Round)
 * align=left| 🇨🇳 CHN Yuan Yue (Quarterfinals)
 * align=left| 🇮🇹 ITA Lucrezia Stefanini (Quarterfinals)
 * align=left| 🇧🇪 BEL Yanina Wickmayer (Quarterfinals)
 * align=left| 🇧🇪 BEL Ysaline Bonaventure (Quarterfinals)
 * align=left| 🇷🇸 SRB Olga Danilović (Semifinals)
 * align=left| 🇺🇸 USA Taylor Townsend (First Round)
 * align=left| 🇨🇳 CHN Yuan Yue (Quarterfinals)
 * align=left| 🇮🇹 ITA Lucrezia Stefanini (Quarterfinals)
 * align=left| 🇧🇪 BEL Yanina Wickmayer (Quarterfinals)
 * align=left| 🇺🇸 USA Taylor Townsend (First Round)
 * align=left| 🇨🇳 CHN Yuan Yue (Quarterfinals)
 * align=left| 🇮🇹 ITA Lucrezia Stefanini (Quarterfinals)
 * align=left| 🇧🇪 BEL Yanina Wickmayer (Quarterfinals)
 * align=left| 🇨🇳 CHN Yuan Yue (Quarterfinals)
 * align=left| 🇮🇹 ITA Lucrezia Stefanini (Quarterfinals)
 * align=left| 🇧🇪 BEL Yanina Wickmayer (Quarterfinals)
 * align=left| 🇮🇹 ITA Lucrezia Stefanini (Quarterfinals)
 * align=left| 🇧🇪 BEL Yanina Wickmayer (Quarterfinals)
 * align=left| 🇧🇪 BEL Yanina Wickmayer (Quarterfinals)
 * align=left| 🇧🇪 BEL Yanina Wickmayer (Quarterfinals)

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| 🇺🇸 USA Ashlyn Krueger 🇺🇸 USA Angela Kulikov (Quarterfinals)
 * align=left| NED Bibiane Schoofs 🇧🇪 BEL Yanina Wickmayer (Semifinals)
 * align=left| 🇺🇸 USA Ashlyn Krueger 🇺🇸 USA Angela Kulikov (Quarterfinals)
 * align=left| NED Bibiane Schoofs 🇧🇪 BEL Yanina Wickmayer (Semifinals)
 * align=left| NED Bibiane Schoofs 🇧🇪 BEL Yanina Wickmayer (Semifinals)
 * align=left| NED Bibiane Schoofs 🇧🇪 BEL Yanina Wickmayer (Semifinals)
 * align=left| NED Bibiane Schoofs 🇧🇪 BEL Yanina Wickmayer (Semifinals)

Singles

 * Seeds
 * Draw

Doubles

 * Seeds
 * Draw