Men's Singles Qualification Seeds
2013 Japan Open
| Athlete | Country | Seed |
|---|---|---|
| Asuka Machi | JPN | 1 |
| Jin Ueda | JPN | 2 |
| Hiromitsu Kasahara | JPN | 3 |
| Jonathan Groth | DEN | 4 |
| Mikhail Paikov | RUS | 5 |
| Tzu-Hsiang Hung | TPE | 6 |
| Hidetoshi Oya | JPN | 7 |
| Ryusuke Karube | JPN | 8 |
| Chih-Chi Wu | TPE | 9 |
| Masataka Morizono | JPN | 10 |
| Quentin Robinot | FRA | 11 |
| Amalraj Anthony | IND | 12 |
| Hung-Chieh Chiang | TPE | 13 |
| Zhikang Wu | SIN | 14 |
| Chia-Sheng Lee | TPE | 15 |
| Chun Ting Wong | HKG | 16 |