| Futures 2018 | Round | Result | H | A | 
		
			| 28.12. |  | Hsu Y / Imai - Gao X / Wang | F | 7-61, 6-1 | 1.51 | 2.41 | 
		
			| 27.12. |  | Hsu Y / Imai - Hsieh / Meng | SF | 6-3, 6-3 | 1.60 | 2.17 | 
		
			| 26.12. |  | Hsu Y / Imai - Bonad / Yevse | QF | 2-6, 6-3, 10-8 | 1.47 | 2.47 | 
		
			| 24.12. |  | Hsu Y / Imai - Ochi / Zhurb | R16 | 6-4, 6-1 |  |  | 
		
			| 06.10. |  | Alcan / Imai - Andrz / Yu C. | F | 7-5, 65-7, 10-7 | 1.33 | 3.06 | 
		
			| 04.10. |  | Alcan / Imai - Dzhan / Igosh | SF | 6-3, 6-3 |  |  | 
		
			| 03.10. |  | Alcan / Imai - Isaro / Susan | QF | 6-3, 6-3 | 1.27 | 3.40 | 
		
			| 01.10. |  | Alcan / Imai - Mulad / Sinch | R16 | 6-2, 6-2 | 1.00 | 13.50 | 
		
			| 24.09. |  | Navas / Sookt - Imai / Yamas | R16 | 2-6, 6-4, 10-8 | 4.82 | 1.14 | 
		
			| Gwangju challenger | Round | Result | H | A | 
		
			| 16.08. |  | Ochi / Tokud - Chung / Imai | QF | 7-5, 6-2 | 2.40 | 1.15 | 
		
			| 13.08. |  | Chung / Imai - Saban / Saban | R16 | 6-3, 4-6, 10-4 | 2.08 | 1.61 | 
		
			| Granby challenger | Round | Result | H | A | 
		
			| 24.07. |  | Arago / Broad - Imai / Uchid | R16 | 4-6, 6-4, 11-9 | 1.63 | 2.17 | 
		
			| Gatineau challenger | Round | Result | H | A | 
		
			| 19.07. |  | King / Polan - Imai / Uchid | QF | 4-6, 7-64, 10-3 | 1.70 | 2.03 | 
		
			| 16.07. |  | Imai / Uchid - Takah / Tokud | R16 | 6-4, 7-63 | 1.57 | 2.25 | 
		
			| Futures 2018 | Round | Result | H | A | 
		
			| 28.06. |  | Wong / Yeung - Imai / Shimi | SF | 6-4, 1-6, 10-8 | 2.28 | 1.54 | 
		
			| 27.06. |  | Imai / Shimi - Lin W / Wang | QF | 7-63, 6-0 | 1.14 | 4.83 | 
		
			| 26.06. |  | Imai / Shimi - Mochi / Ochi | R16 | 6-3, 2-6, 10-2 | 1.35 | 2.93 | 
		
			| 20.06. |  | Kim Y / Oh S. - Imai / Niki | R16 | 7-5, 6-3 | 4.14 | 1.18 | 
		
			| 25.05. |  | Alcan / Altam - Imai / Niki | F | 6-1, 6-4 | 1.83 | 1.82 | 
		
			| 24.05. |  | Imai / Niki - Grill / Look | SF | 3-6, 6-3, 12-10 | 1.16 | 4.37 | 
		
			| 23.05. |  | Imai / Niki - Wong / Yeung | QF | 6-1, 4-6, 10-7 | 1.39 | 2.72 | 
		
			| 21.05. |  | Imai / Niki - Ochi / Yu C. | R16 | 7-66, 7-65 | 1.11 | 5.66 | 
		
			| 17.05. |  | Gao X / Te R. - Imai / Takeu | SF | 6-4, 6-2 | 1.65 | 2.08 | 
		
			| 16.05. |  | Imai / Takeu - Li Y. / Wang | QF | 6-4, 65-7, 10-7 | 1.25 | 3.75 | 
		
			| 14.05. |  | Imai / Takeu - Feng / Zhou | R16 | 6-3, 6-2 | 1.16 | 4.50 | 
		
			| 11.05. |  | Heliö / Nikla - Imai / Shimi | F | 6-1, 65-7, 10-4 | 1.32 | 3.13 | 
		
			| 10.05. |  | Imai / Shimi - Wang / Yamas | SF | 6-4, 6-1 | 1.49 | 2.45 | 
		
			| 09.05. |  | Imai / Shimi - Feng / Ji A. | QF | 1-6, 6-2, 10-8 | 1.07 | 6.78 | 
		
			| 08.05. |  | Imai / Shimi - Guo T / Zhou | R16 | 6-0, 6-4 | 1.05 | 7.94 | 
		
			| 14.04. |  | Imai / Niki - Kono / Sakai | F | 6-4, 6-3 | 1.25 | 3.60 | 
		
			| 13.04. |  | Imai / Niki - Fukud / Shimi | SF | 7-5, 3-6, 10-7 | 1.32 | 3.13 | 
		
			| 12.04. |  | Imai / Niki - Iino / Nakas | QF | 6-4, 6-3 | 1.05 | 7.50 | 
		
			| 11.04. |  | Imai / Niki - Sano / Yudat | R16 | 6-1, 6-4 | 1.03 | 9.18 | 
		
			| 05.04. |  | Hazaw / Shimi - Imai / Morit | SF | 6-3, 6-2 | 2.08 | 1.65 | 
		
			| 04.04. |  | Imai / Morit - Gao X / Wang | QF | 2-6, 6-2, 14-12 | 1.59 | 2.18 | 
		
			| 03.04. |  | Imai / Morit - Te R. / Wang | R16 | 7-62, 6-2 | 1.56 | 2.22 | 
		
			| 27.03. |  | Gao X / Wang - Imai / Niki | R16 | 60-7, 6-3, 10-7 | 3.38 | 1.27 | 
		
			| 22.03. |  | Seol / Song - Imai / Niki | QF | 6-3, 6-3 | 3.57 | 1.25 | 
		
			| 19.03. |  | Imai / Niki - Sasai / Sekig | R16 | 6-4, 6-3 | 1.10 | 6.02 | 
		
			| 17.03. |  | Imai / Niki - Lee T / Lim Y | F | 7-5, 6-3 | 1.28 | 3.35 | 
		
			| 16.03. |  | Imai / Niki - Ito Y / Uesug | SF | 6-2, 4-6, 10-1 | 1.43 | 2.57 | 
		
			| 15.03. |  | Imai / Niki - Koga / Yasug | QF | 7-5, 6-3 | 1.08 | 6.53 | 
		
			| 12.03. |  | Imai / Niki - Hong / Yu C. | R16 | 6-3, 6-1 | 1.40 | 2.75 | 
		
			| 10.03. |  | Imai / Niki - Katay / Morit | F | 6-1, 6-4 | 1.48 | 2.46 | 
		
			| 09.03. |  | Imai / Niki - Kibi / Onoza | SF | 7-5, 7-5 | 1.48 | 2.45 | 
		
			| 08.03. |  | Imai / Niki - Kato / Yoshi | QF | 6-2, 6-1 | 1.05 | 7.85 | 
		
			| 06.03. |  | Imai / Niki - Sakai / Tanak | R16 | 7-64, 6-2 | 1.65 | 2.07 | 
		
			| 05.01. |  | Sakai / Tanak - Imai / Niki | F | 2-6, 6-3, 10-4 |  |  | 
		
			| 05.01. |  | Imai / Niki - Bessi / Viola | SF | 6-2, 6-3 | 1.32 | 3.15 | 
		
			| 03.01. |  | Imai / Niki - Lim A / Noguc | QF | 4-6, 6-0, 11-9 | 1.16 | 4.44 | 
		
			| 01.01. |  | Imai / Niki - Saito / Yamas | R16 | 6-3, 6-2 | 1.25 | 3.57 |