2017 Shimadzu All Japan Indoor Tennis Championships – Singles
| Singles | |
|---|---|
| 2017 Shimadzu All Japan Indoor Tennis Championships | |
| Champion |
 Yasutaka Uchiyama
|
| Runner-up |
 Blaž Kavčič
|
| Final score | 6–3, 6–4 |
Yūichi Sugita was the defending champion but lost in the quarterfinals to Lloyd Harris.
Yasutaka Uchiyama won the title after defeating Blaž Kavčič 6–3, 6–4 in the final.
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