2023 Keio Challenger – Men's doubles

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.

Filip Bergevi and Mick Veldheer won the title after defeating Ho and Puttergill 2–6, 7–5, [11–9] in the final.

Seeds

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]