2019 Keio Challenger – Men's doubles

Tobias Kamke and Tim Pütz were the defending champions but chose not to defend their title.

Men's doubles
2019 Keio Challenger
Champions	Moez Echargui Skander Mansouri
Runners-up	Max Purcell Luke Saville
Score	7–6(8–6), 6–7(3–7), [10–7]

Main article: 2019 Keio Challenger

Moez Echargui and Skander Mansouri won the title after defeating Max Purcell and Luke Saville 7–6^(8–6), 6–7^(3–7), [10–7].

Seeds

1. Max Purcell / Luke Saville (final)
2. Sanchai Ratiwatana / Sonchat Ratiwatana (semifinals)
3. Ruben Gonzales / Alex Lawson (first round)
4. Ivan Gakhov / Alexander Pavlioutchenkov (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

	First round							Quarterfinals							Semifinals							Final
	1	M Purcell L Saville	6	6
		G Clezar G Elias	2	3				1	M Purcell L Saville	6	6
	ITF	Shintaro Imai B Saraiva	6	6				ITF	S Imai B Saraiva	3	2
		G Oliveira K Uchida	2	2											1	M Purcell L Saville	6	6
	3	R Gonzales A Lawson	5	4												Y-s Chung S-w Kwon	4	0
	WC	T Matsui K Uesugi	7	6				WC	T Matsui K Uesugi	6	5	[4]
		Y-s Chung S-w Kwon	6	4	[10]				Y-s Chung S-w Kwon	3	7	[10]
		J Wang T-h Yang	2	6	[7]																	1	M Purcell L Saville	66	77	[7]
	WC	Masahiro Fukuda M Imamura	2	4																		ITF	M Echargui S Mansouri	78	63	[10]
	ITF	M Echargui S Mansouri	6	6				ITF	M Echargui S Mansouri	77	6
		B Ellis J Rodionov	64	66				4	I Gakhov A Pavlioutchenkov	62	4
	4	I Gakhov A Pavlioutchenkov	77	78											ITF	M Echargui S Mansouri	4	6	[10]
		JP Fruttero D Pérez Sanz	w/o												2	Sa Ratiwatana So Ratiwatana	6	3	[6]
		P Cachin H Moriya							JP Fruttero D Pérez Sanz	5	64
	WC	S Hazawa N Tajima	2	6	[5]			2	Sa Ratiwatana So Ratiwatana	7	77
	2	Sa Ratiwatana So Ratiwatana	6	3	[10]

References

• Main draw