|   Heraklion 10 ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 10.11. | 
			  | 
			Riley A. - Sugihara R. | 
			Q-1R | 
			4-6, 6-2, 6-1 | 
			  | 
			  | 
		
		
			|   Heraklion 9 ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 04.11. | 
			  | 
			Kolarova V. - Sugihara R. | 
			Q-R16 | 
			7-61, 6-0 | 
			  | 
			  | 
		
		
			| 03.11. | 
			  | 
			Sugihara R. - Sagitova Y. | 
			Q-2R | 
			6-4, 6-3 | 
			  | 
			  | 
		
		
			| 02.11. | 
			  | 
			Sugihara R. - Gazzaeva L. | 
			Q-1R | 
			6-1, 64-7, 6-1 | 
			  | 
			  | 
		
		
			|   Netanya ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 28.10. | 
			  | 
			Kharchenko A. - Sugihara R. | 
			Q-2R | 
			6-1, 6-0 | 
			  | 
			  | 
		
		
			| 27.10. | 
			  | 
			Sugihara R. - Vita D. | 
			Q-1R | 
			6-0, 6-0 | 
			  | 
			  | 
		
		
			|   Ashkelon ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 22.10. | 
			  | 
			Lavian R. - Sugihara R. | 
			Q-R16 | 
			6-3, 7-65 | 
			  | 
			  | 
		
		
			| 21.10. | 
			  | 
			Sugihara R. - Abada M. | 
			Q-2R | 
			6-1, 6-0 | 
			  | 
			  | 
		
		
			| 20.10. | 
			  | 
			Sugihara R. - Kimhi M. | 
			Q-1R | 
			5-7, 7-5, 6-2 | 
			  | 
			  | 
		
		
			|   Akko ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 13.10. | 
			  | 
			Nikolaev V. - Sugihara R. | 
			Q-1R | 
			6-4, 6-4 | 
			  | 
			  | 
		
		
			|   Rotterdam ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 26.08. | 
			  | 
			Landener H. - Sugihara R. | 
			Q-2R | 
			1-6, 6-4, 6-0 | 
			  | 
			  | 
		
		
			| 25.08. | 
			  | 
			Sugihara R. - Vlak M. | 
			Q-1R | 
			6-2, 7-5 | 
			  | 
			  | 
		
		
			|   Charleroi ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 18.08. | 
			  | 
			Bamburac S. - Sugihara R. | 
			Q-1R | 
			6-3, 6-1 | 
			  | 
			  | 
		
		
			|   Westende ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 10.08. | 
			  | 
			Michiels M. - Sugihara R. | 
			Q-1R | 
			6-3, 6-2 | 
			  | 
			  | 
		
		
			|   Rebecq ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 29.07. | 
			  | 
			Ozga J. - Sugihara R. | 
			Q-2R | 
			6-0, 6-0 | 
			  | 
			  | 
		
		
			| 28.07. | 
			  | 
			Sugihara R. - Kerfs D. | 
			Q-1R | 
			6-3, 6-4 | 
			  | 
			  | 
		
		
			|   Maaseik ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 21.07. | 
			  | 
			Mfoumouangana G. - Sugihara R. | 
			Q-1R | 
			2-6, 6-2, 6-0 | 
			  | 
			  | 
		
		
			|   Brussels ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 30.06. | 
			  | 
			Michiels M. - Sugihara R. | 
			Q-1R | 
			3-6, 6-1, 6-3 | 
			  | 
			  | 
		
		
			|   Köln ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 18.06. | 
			  | 
			Hayman E. - Sugihara R. | 
			Q-R16 | 
			6-3, 6-3 | 
			  | 
			  | 
		
		
			| 17.06. | 
			  | 
			Sugihara R. - Sohn H. | 
			Q-2R | 
			6-2, 4-6, 6-2 | 
			  | 
			  | 
		
		
			|   Istanbul 5 ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 06.05. | 
			  | 
			Mikheeva A. - Sugihara R. | 
			Q-1R | 
			6-2, 6-4 | 
			  | 
			  | 
		
		
			|   Antalya-Belconti 5 ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 22.04. | 
			  | 
			Arantekin S. - Sugihara R. | 
			Q-2R | 
			6-4, 6-1 | 
			  | 
			  | 
		
		
			|   Antalya-Belconti 4 ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 14.04. | 
			  | 
			Czarnik P. - Sugihara R. | 
			Q-1R | 
			65-7, 6-4, 6-3 | 
			  | 
			  | 
		
		
			|   Antalya-Belconti 3 ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 08.04. | 
			  | 
			Zhang N. - Sugihara R. | 
			Q-2R | 
			6-2, 6-0 | 
			  | 
			  | 
		
		
			| 07.04. | 
			  | 
			Sugihara R. - Mitrokhin S. | 
			Q-1R | 
			6-3, 6-3 | 
			  | 
			  | 
		
		
			|   Coimbra 2 ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 23.01. | 
			  | 
			Saucedo V. - Sugihara R. | 
			Q-R16 | 
			6-2, 6-2 | 
			  | 
			  | 
		
		
			| 22.01. | 
			  | 
			Sugihara R. - Jespersen M. | 
			Q-2R | 
			6-3, 6-1 | 
			  | 
			  | 
		
		
			|   Coimbra ITF | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 14.01. | 
			  | 
			Afanasyeva D. - Sugihara R. | 
			Q-1R | 
			6-0, 6-0 | 
			  | 
			  |