Victor Vlad Cornea and Ruben Gonzales were the defending champions[1] but only Gonzales chose to defend his title, partnering Chung Yun-seong. Gonzales lost in the semifinals to Ray Ho and Calum Puttergill.
| Men's doubles | |
|---|---|
| 2023 Keio Challenger | |
| Champions |  Filip Bergevi Mick Veldheer |
| Runners-up |  Ray Ho Calum Puttergill |
| Score | 2–6, 7–5, [11–9] |
Filip Bergevi and Mick Veldheer won the title after defeating Ho and Puttergill 2–6, 7–5, [11–9] in the final.
Seeds
edit
Evan King / Reese Stalder (quarterfinals)
Andrew Harris / 
Nam Ji-sung (quarterfinals)
Karol Drzewiecki / 
Zdeněk Kolář (quarterfinals)
Rithvik Choudary Bollipalli / Arjun Kadhe (first round)
Draw
editKey
edit- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 |  E King R Stalder
| 6 | 6 | ||||||||||||||||||||||||
 C Sinclair A Sitak
| 2 | 2 | 1 | E King R Stalder
| 3 | 4 | |||||||||||||||||||||
| F Bergevi M Veldheer
| 6 | 3 | [10] | F Bergevi M Veldheer
| 6 | 6 | |||||||||||||||||||||
 P Matuszewski Kai Wehnelt
| 3 | 6 | [6] | F Bergevi M Veldheer
| 6 | 6 | |||||||||||||||||||||
| 4 |  RC Bollipalli A Kadhe
| 4 | 63 |  T Matsui K Uesugi
| 1 | 3 | |||||||||||||||||||||
| T Matsui K Uesugi
| 6 | 77 | T Matsui K Uesugi
| 6 | 5 | [10] | |||||||||||||||||||||
 I Sabanov M Sabanov
| 4 | 2 |  S-c Hong F Sun
| 3 | 7 | [3] | |||||||||||||||||||||
| S-c Hong F Sun
| 6 | 6 | F Bergevi M Veldheer
| 2 | 7 | [11] | |||||||||||||||||||||
| WC | Hibiki Arimoto Yusaku Sugaya
| 5 | 3 | R Ho C Puttergill
| 6 | 5 | [9] | ||||||||||||||||||||
| R Ho C Puttergill
| 7 | 6 | R Ho C Puttergill
| 7 | 6 | ||||||||||||||||||||||
| Y-h Hsu Y Shimizu
| 6 | 67 | [5] | 3 | K Drzewiecki Z Kolář
| 5 | 4 | ||||||||||||||||||||
| 3 | K Drzewiecki Z Kolář
| 4 | 79 | [10] | R Ho C Puttergill
| 6 | 77 | ||||||||||||||||||||
Y-s Chung R Gonzales
| 7 | 6 | Y-s Chung R Gonzales
| 3 | 65 | ||||||||||||||||||||||
| WC | S Hazawa M Imamura
| 5 | 2 | Y-s Chung R Gonzales
| 79 | 6 | |||||||||||||||||||||
| N Kaliyanda Poonacha D Sharan
| 65 | 6 | [9] | 2 | A Harris J-s Nam
| 67 | 3 | ||||||||||||||||||||
| 2 | A Harris J-s Nam
| 77 | 4 | [11] | |||||||||||||||||||||||