WTA HP Open - Osaka singles and doubles draws with all head to head stats.
| Rank | Main tour |
| Country | |
| Start Date | 07.10.2013 |
| Surfaces | |
| Prize Money | $235K |
| Winner | A$ 40,000 | |
| Finalist | A$ 20,000 | |
| SF | A$ 10,425 | |
| QF | A$ 5,500 | |
| Second | A$ 3,100 | |
| First | A$ 1,800 | |
| Q3 | A$ -1 | |
| Q2 | A$ 950 | |
| Q1 | A$ 700 | |
| Pre-Q | A$ 500 |
![]() | Samantha Stosur | 2013 | |
![]() | Heather Watson | 2012 | |
![]() | Marion Bartoli | 2011 | |
![]() | Tamarine Tanasugarn | 2010 | |
![]() | Samantha Stosur | 2009 |
![]() | Samantha Stosur | 3 | |
![]() | Marion Bartoli | 1 | |
![]() | Tamarine Tanasugarn | 1 | |
![]() | Christina Mchale | 1 | |
![]() | Zarina Diyas | 1 |
Women's Singles
Women's Doubles
Women's Qualifying Singles
| Players | player 1 | player 2 | scr | h2h | |||
| Final | |||||||
3 6 7 5 6 2 | H2H 2-1 | ||||||
| Semifinals | |||||||
WC | WC | 6 2 6 2 | H2H 2-0 | ||||
6 1 6 2 | H2H 3-1 | ||||||
| Quarterfinals | |||||||
6 3 6 1 | H2H 2-2 | ||||||
2 6 6 4 6 1 | H2H 3-4 | ||||||
6 1 3 6 6 3 | H2H 4-0 | ||||||
WC | 7 6 2 6 6 1 | H2H 3-0 | |||||
| Second | |||||||
LL | LL | 2 6 6 3 6 1 | H2H 4-1 | ||||
6 4 6 0 | H2H 3-5 | ||||||
6 7 6 2 6 0 | H2H 1-0 | ||||||
WC | 7 5 7 6 | H2H 2-1 | |||||
6 2 6 2 | H2H 1-1 | ||||||
6 4 6 2 | H2H 1-1 | ||||||
| H2H 0-2 | |||||||
7 6 6 4 | H2H 2-3 | ||||||
| First | |||||||
6 0 6 3 | H2H 2-1 | ||||||
6 3 6 0 | H2H 2-1 | ||||||
6 2 6 2 | H2H 4-3 | ||||||
LL | 3 6 7 5 6 0 | H2H 1-2 | |||||
7 6 6 4 | H2H 2-0 | ||||||
7 5 7 6 | H2H 2-0 | ||||||
6 4 5 7 6 1 | H2H 1-1 | ||||||
6 4 6 2 | H2H 1-0 | ||||||
6 2 6 1 | H2H 1-1 | ||||||
6 2 6 1 | H2H 1-0 | ||||||
WC | 6 3 6 2 | H2H 2-2 | |||||
7WC | 7WC | 6 4 6 4 | H2H 2-1 | ||||
6 4 6 4 | H2H 1-0 | ||||||
6 3 7 5 | H2H 4-0 | ||||||
6 3 6 2 | H2H 1-0 | ||||||
6 1 6 2 | H2H 2-4 | ||||||
Singles
Doubles
| year | champion | runner-up | score | |
| 2017 | 6 2 7 5 | |||
| 2016 | 3 6 6 4 6 4 | |||
| 2015 | 4 6 6 3 6 3 | |||
| 2014 | 7 6 6 3 | |||
| 2013 | 3 6 7 5 6 2 |