2018 Kangaroo Cup – Doubles
| Doubles | |
|---|---|
| 2018 Kangaroo Cup | |
| Champions |  Rika Fujiwara  Yuki Naito | 
| Runners-up |  Ksenia Lykina  Emily Webley-Smith | 
| Score | 7–5, 6–4 | 
Eri Hozumi and Miyu Kato were the defending champions, but Kato chose to compete at the 2018 J&T Banka Prague Open. Hozumi chose to partner Makoto Ninomiya but lost in the semifinals to Ksenia Lykina and Emily Webley-Smith.
Rika Fujiwara and Yuki Naito won the title, defeating Lykina and Webley-Smith in the final, 7–5, 6–4.
Seeds
 Eri Hozumi / Eri Hozumi / Makoto Ninomiya (semifinals) Makoto Ninomiya (semifinals)
 Naomi Broady / Naomi Broady / Katy Dunne (semifinals) Katy Dunne (semifinals)
 Harriet Dart / Harriet Dart / Laura Robson (quarterfinals) Laura Robson (quarterfinals)
 Momoko Kobori / Momoko Kobori / Hiroko Kuwata (quarterfinals) Hiroko Kuwata (quarterfinals)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted
Draw
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 |  E Hozumi  M Ninomiya | 6 | 63 | [10] | |||||||||||||||||||||||
|  A Omae  K Takahata | 2 | 77 | [4] | 1 |  E Hozumi  M Ninomiya | 6 | 6 | ||||||||||||||||||||
|  A Okuno .svg.png) T Patterson | 6 | 6 |  A Okuno .svg.png) T Patterson | 2 | 2 | ||||||||||||||||||||||
| Q |  H Kaji  A Yoshitomi | 4 | 1 | 1 |  E Hozumi  M Ninomiya | 6 | 4 | [8] | |||||||||||||||||||
| 3 |  H Dart  L Robson | 6 | 2 | [12] |  K Lykina  E Webley-Smith | 2 | 6 | [10] | |||||||||||||||||||
|  M Inoue  K Okamura | 4 | 6 | [10] | 3 |  H Dart  L Robson | 3 | 63 | ||||||||||||||||||||
|  K Lykina  E Webley-Smith | 3 | 6 | [10] |  K Lykina  E Webley-Smith | 6 | 77 | |||||||||||||||||||||
|  E Sema  A Tere-Apisah | 6 | 3 | [8] |  K Lykina  E Webley-Smith | 5 | 4 | |||||||||||||||||||||
|  R Fujiwara  Y Naito | 6 | 7 |  R Fujiwara  Y Naito | 7 | 6 | ||||||||||||||||||||||
|  YK Chiang  M Imanishi | 1 | 5 |  R Fujiwara  Y Naito | 6 | 7 | ||||||||||||||||||||||
| WC |  S Takoi  Y Ukai | 2 | 2 | 4 |  M Kobori  H Kuwata | 2 | 5 | ||||||||||||||||||||
| 4 |  M Kobori  H Kuwata | 6 | 6 |  R Fujiwara  Y Naito | 77 | 6 | |||||||||||||||||||||
| WC |  E Hayashi  M Uchijima | 6 | 6 | 2 |  N Broady  K Dunne | 64 | 2 | ||||||||||||||||||||
| Q |  N-l Han  R Kajitani | 4 | 4 | WC |  E Hayashi  M Uchijima | 3 | 4 | ||||||||||||||||||||
|  C Muramatsu  J Namigata | 4 | 2 | 2 |  N Broady  K Dunne | 6 | 6 | |||||||||||||||||||||
| 2 |  N Broady  K Dunne | 6 | 6 | ||||||||||||||||||||||||