| Hong Kong 6 ITF | Round | Result | H | A | 
		
			| 22.12. |  | Zhang / Zhu L - Ozeki / Sakai | R16 | 6-0, 6-3 | 1.20 | 3.72 | 
		
			| Hong Kong 5 ITF | Round | Result | H | A | 
		
			| 15.12. |  | Sun X / Zhang - Sakai / Sheng | R16 | 7-5, 6-2 | 1.11 | 5.05 | 
		
			| Hamamatsu ITF | Round | Result | H | A | 
		
			| 21.10. |  | Okamu / Ozeki - Sakai / Yamam | R16 | 6-0, 7-62 |  |  | 
		
			| Yeongwol 2 ITF | Round | Result | H | A | 
		
			| 02.09. |  | Xun F / Zhang - Kim S / Sakai | R16 | 6-1, 6-3 | 1.12 | 5.50 | 
		
			| Yeongwol ITF | Round | Result | H | A | 
		
			| 27.08. |  | Kim Y / Yoo J - Lee S / Sakai | R16 | 6-3, 6-2 |  |  | 
		
			| Bangkok 5 ITF | Round | Result | H | A | 
		
			| 23.06. |  | Lee P / Wanna - Sakai / Zhang | R16 | 6-3, 6-0 | 1.16 | 4.50 | 
		
			| Taipei 2 ITF | Round | Result | H | A | 
		
			| 17.06. |  | Chuan / Hsieh - Sakai / Wu H. | R16 | 6-3, 6-1 |  |  | 
		
			| Tokyo ITF | Round | Result | H | A | 
		
			| 06.06. |  | Koshi / Omae - Donal / Sakai | QF | 6-3, 6-3 | 1.14 | 5.00 | 
		
			| 03.06. |  | Donal / Sakai - Kawas / Nakan | R16 | 6-2, 1-6, 10-7 |  |  | 
		
			| Nishi-Tama ITF | Round | Result | H | A | 
		
			| 28.03. |  | Ninom / Saway - Hanat / Sakai | QF | 6-3, 6-3 | 1.04 | 10.00 | 
		
			| 25.03. |  | Hanat / Sakai - Kawas / Ozeki | R16 | 6-2, 6-1 | 1.83 | 1.83 | 
		
			| Kofu ITF | Round | Result | H | A | 
		
			| 17.03. |  | Okamu / Watan - Miyaj / Sakai | R16 | 6-3, 7-67 | 1.20 | 4.33 | 
		
			| Sharm El Sheikh 8 ITF | Round | Result | H | A | 
		
			| 04.03. |  | Bogol / Kazim - Konot / Sakai | R16 | 6-2, 3-6, 10-5 | 1.16 | 4.20 | 
		
			| Sharm El Sheikh 7 ITF | Round | Result | H | A | 
		
			| 25.02. |  | Horak / Inoue - Sakai / Vange | R16 | 6-3, 4-6, 12-10 |  |  | 
		
			| Sharm El Sheikh 6 ITF | Round | Result | H | A | 
		
			| 20.02. |  | Pashk / Vesel - Pinto / Sakai | QF | 6-1, 6-1 | 1.05 | 7.50 | 
		
			| 18.02. |  | Pinto / Sakai - Bogol / Horak | R16 | 6-3, 0-6, 10-3 |  |  |