2016 Japan Women's Open – Singles
was the defending champion, but lost in the first round to Viktorija Golubic.
Christina McHale won her first WTA title, defeating Kateřina Siniaková in the final, 3–6, 6–4, 6–4.Seeds
Finals
Seeds
Qualifiers
- Antonia Lottner
Qualifying Draw
Second Qualifier
Third Qualifier