The Kinoshita Group Japan Open Tennis Championships in Tokyo, Japan, which this year runs from 30 September to 6 October, has announced a prize money total of US $2,342,275 for the 2026 edition.
The singles champion will earn US $437,955, while the winning doubles team will split US $143,880. View the full prize-money breakdown and the PIF ATP Rankings points at stake below.
2026 Tokyo Singles Prize Money
| Rounds | Points | Prize Money |
| Winner | 500 | $437,955 |
| Finalist | 330 | $235,685 |
| Semi-finalist | 200 | $125,605 |
| Quarter-finalist | 100 | $64,170 |
| Round of 16 | 50 | $34,255 |
| Round of 32 | 0 | $18,270 |
2026 Tokyo Doubles Prize Money (per team)
| Rounds | Points | Prize Money |
| Winner | 500 | $143,880 |
| Finalist | 330 | $76,730 |
| Semi-finalist | 180 | $38,820 |
| Quarter-finalist | 90 | $19,420 |
| Round of 16 | 0 | $10,050 |
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