2013 Keio Challenger – Doubles

Prakash Amritraj and Philipp Oswald were the defending champions but chose not to compete.
Bradley Klahn and Michael Venus defeated second seeds Sanchai Ratiwatana and Sonchat Ratiwatana 7–5, 6–1.

Doubles
2013 Keio Challenger
Final
Champions	Bradley Klahn Michael Venus
Runners-up	Sanchai Ratiwatana Sonchat Ratiwatana
Score	7–5, 6–1
Events
Singles Doubles
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Main article: 2013 Keio Challenger

Seeds

1.   Marin Draganja /   Mate Pavić (first round)
2.   Sanchai Ratiwatana /   Sonchat Ratiwatana (final)
3.   Frank Moser /   Matt Reid (first round)
4.   James Cerretani /   Adil Shamasdin (first round)

Draw

Key

• 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

Draw

	First round							Quarterfinals							Semifinals							Final
	1	M Draganja   M Pavić	3	6^10
	Alt	T Matsui   D Udomchoke	6	7^12				Alt	T Matsui   D Udomchoke	6	3	[9]
		T Chen   E López-Pérez	6	7					T Chen   E López-Pérez	3	6	[11]
	WC	Koki Takada   Takashi Yano	1	5												T Chen   E López-Pérez	3	6^3
	3	F Moser   M Reid	3	2												B Klahn   M Venus	6	7^7
		C Buchanan   B Rola	6	6					C Buchanan   B Rola	6	4	[8]
		B Klein   T-h Yang	3	4					B Klahn   M Venus	4	7	[10]
		B Klahn   M Venus	6	6																			B Klahn   M Venus	7	6
	WC	Yoshifumi Inoue   Kweon Dae-yang	3	6^4																		2	Sa Ratiwatana   So Ratiwatana	5	1
		H-h Lee   H-y Peng	6	7^7					H-h Lee   H-y Peng	4	3
		R Gonzales   A Sitak	6	6					R Gonzales   A Sitak	6	6
	4	J Cerretani   A Shamasdin	0	1												R Gonzales   A Sitak	2	2
	WC	T Ito   Y Uchiyama	6	6											2	Sa Ratiwatana   So Ratiwatana	6	6
		M Bašić   G Gigounon	1	1				WC	T Ito   Y Uchiyama	5	6^2
	PR	D Kosakowski   J Wang	2	6^5				2	Sa Ratiwatana   So Ratiwatana	7	7^7
	2	Sa Ratiwatana   So Ratiwatana	6	7^7

References

• Main Draw