2023 Kurume U.S.E Cup – Singles

Rebecca Marino was the defending champion but chose not to participate.

Emina Bektas won the title, defeating Ma Yexin in the final, 7–5, 5–7, 6–1.

Seeds
• # 🇺🇸 Emina Bektas (champion)

• # 🇮🇱 Lina Glushko (second round)

• # 🇯🇵 Haruka Kaji (semifinals)

• # 🇦🇺 Lizette Cabrera (semifinals)

• # Liang En-shuo (quarterfinals)

• # 🇯🇵 Rina Saigo (second round, retired)

• # 🇯🇵 Momoko Kobori (first round)

• # 🇨🇳 Wang Yafan (quarterfinals)