2015 Lecoq Seoul Open – Women's singles

Misaki Doi was the defending champion, but she chose to participate at the 2015 Nürnberger Versicherungscup instead.

Riko Sawayanagi won the title, defeating Jang Su-jeong in the final, 6–4, 6–4.

Seeds
• # 🇧🇪 An-Sophie Mestach (semifinals)

• # 🇯🇵 Nao Hibino (first round)

• # 🇯🇵 Naomi Osaka (quarterfinals)

• # 🇹🇭 Varatchaya Wongteanchai (semifinals)

• # 🇯🇵 Miharu Imanishi (second round)

• # Indy de Vroome (first round)

• # 🇰🇷 Jang Su-jeong (final)

• # 🇰🇷 Han Na-lae (quarterfinals)