The 2015 Shimadzu All Japan Indoor Tennis Championships was a professional tennis tournament played on carpet. It was the 19th edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Kyoto, Japan between 23 February and 1 March.
| 2015 Shimadzu All Japan Indoor Tennis Championships | |
|---|---|
| Date | 23 February – 1 March |
| Edition | 19th |
| Draw | 32S / 16D |
| Prize money | $50,000+H |
| Surface | carpet |
| Location | Kyoto, Japan |
| Champions | |
| Singles | |
 Michał Przysiężny | |
| Doubles | |
 Benjamin Mitchell / Jordan Thompson | |
ATP singles main draw entrants edit
Seeds edit
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 JPN
|
Go Soeda | 82 | 1 |
| JPN
|
Tatsuma Ito | 94 | 2 |
| JPN
|
Yūichi Sugita | 131 | 3 |
| AUS
|
John Millman | 149 | 4 |
| JPN
|
Hiroki Moriya | 158 | 5 |
 CHN
|
Zhang Ze | 180 | 6 |
| POL
|
Michał Przysiężny | 185 | 7 |
| AUS
|
Benjamin Mitchell | 212 | 8 |
- 1 Rankings are as of February 16, 2015.
Other entrants edit
The following players received wildcards into the singles main draw:
Hiroyasu Ehara- Issei Okamura
- Takashi Saito
- Takao Suzuki
The following players received entry into the main draw using a protected ranking:
Karunuday Singh
The following players received entry from the qualifying draw:
- Yūichi Ito
Kim Cheong-Eui- Hiroki Kondo
- Arata Onozawa
Champions edit
Singles edit
Michał Przysiężny def. 
John Millman, 6–3, 3–6, 6–3
Doubles edit
- Benjamin Mitchell / Jordan Thompson def. Go Soeda / Yasutaka Uchiyama, 6–3, 6–2