2023 Toray Pan Pacific Open – Singles

Veronika Kudermetova defeated Jessica Pegula in the final, 7–5, 6–1 to win the singles tennis title at the 2023 Toray Pan Pacific Open.

Liudmila Samsonova was the defending champion, but lost in the second round to Ekaterina Alexandrova.

This was the final professional appearance of former world No. 30 Misaki Doi. She lost to Maria Sakkari in the second round.

Seeds
The top two seeds received a bye into the second round. Two Guadalajara semifinalists – Maria Sakkari and Caroline Garcia – also received a bye into the second round. • #🇵🇱 Iga Świątek (quarterfinals)

• #🇺🇸 Jessica Pegula (final)

• #🇰🇿 Elena Rybakina (withdrew)

• # Maria Sakkari (semifinals)

• #🇫🇷 Caroline Garcia (quarterfinals)

• # Daria Kasatkina (quarterfinals)

• # Liudmila Samsonova (second round)

• # Veronika Kudermetova (champion)

Seeds
• # 🇺🇸 Ashlyn Krueger (moved to main draw)

• # 🇯🇵 Mai Hontama (qualified)

• # 🇬🇧 Harriet Dart (qualified)

• # 🇯🇵 Himeno Sakatsume (qualifying competition, lucky loser)

• # Despina Papamichail (qualified)

• # 🇯🇵 Sakura Hosogi (qualifying competition, lucky loser)

• # 🇯🇵 Misaki Doi (qualified)

• # 🇯🇵 Rina Saigo (qualified)

• # 🇯🇵 Natsumi Kawaguchi (qualified, withdrew)

• # 🇯🇵 Yuki Naito (first round)

• # 🇦🇺 Ellen Perez (qualifying competition)

• # 🇯🇵 Sara Saito (qualifying competition)

Qualifiers
• # 🇯🇵 Misaki Doi

• # 🇯🇵 Mai Hontama

• # 🇬🇧 Harriet Dart

• # 🇯🇵 Natsumi Kawaguchi

• # Despina Papamichail

• # 🇯🇵 Rina Saigo

Lucky losers
• # 🇯🇵 Himeno Sakatsume

• # 🇯🇵 Sakura Hosogi