Challenger Hua Hin Qual 11/18 05:45 45 Bourchier, Edward v Niki, Takuto 6-3,6-4
Challenger Toyota Qual 11/11 05:25 46 [111] Withrow, Jackson v Niki, Takuto [470] 7-5,7-6
Challenger Kobe Qual 11/06 03:40 54 [300] Lucas Miedler v Niki, Takuto [474] 4-6,6-3,6-3
Challenger Kobe Qual 11/05 05:40 46 [474] Niki, Takuto v Shintaro Imai [380] 6-3,6-4
Challenger Kobe Qual 11/04 06:30 45 Issei Okamura v Niki, Takuto 6-3,2-6,2-6
ATP Chengdu Qual 09/23 08:10 45 [358] Niki, Takuto v Marcos Giron [249] 2-6,5-7
Challenger - Gwangju 09/19 03:15 25 [209] Kwon, S. v Niki, Takuto [358] 6-4,6-1
Challenger Shanghai 09/12 02:00 25 Xia, Zihao v Niki, Takuto 2-6,7-6,6-1
Zhangjiagang, China 09/06 05:00 25 [258] Yusuke Takahashi v Niki, Takuto [354] 7-5,6-1
Jinan, China 08/07 02:00 25 [315] Niki, Takuto v Kelly, Dayne [319] 2-6,3-6
Chengdu, China 07/31 03:00 25 Niki, Takuto v Yibing Wu 3-6,4-6
ITF China F12 07/12 02:00 26 Tung-Lin Wu v Niki, Takuto 6-2,6-1
ITF China F12 07/11 05:30 25 Wu, Hao v Niki, Takuto 6-7,2-6
ITF Hong Kong F3 07/06 02:30 27 Niki, Takuto v Grills, Jacob 3-6,7-5,3-6
ITF Hong Kong F3 07/05 02:00 26 Niki, Takuto v Inoue, Haru 6-4,1-6,6-1
ITF Hong Kong F3 07/03 02:00 25 Niki, Takuto v Lam, Siu Chuen 6-1,6-0
ITF Hong Kong F2 06/27 02:30 25 Niki, Takuto v Grills, Jacob 1-6,6-7
ITF Chinese Taipei F2 06/23 02:00 27 Yosuke Watanuki v Niki, Takuto 6-4,6-4
ITF Chinese Taipei F2 06/22 01:30 26 Wei-De Lin v Niki, Takuto 2-6,6-7
ITF Chinese Taipei F2 06/21 03:50 25 Liao, Fei Ti v Niki, Takuto 2-6,7-6,4-6
ITF Chinese Taipei F1 06/15 03:00 26 Niki, Takuto v Yosuke Watanuki 2-6,3-6
ITF Chinese Taipei F1 06/14 03:40 25 [300] Niki, Takuto v Shintaro Imai [455] 6-4,6-4
ITF Japan F7 06/09 01:00 27 [309] Niki, Takuto v Takeuchi, Kento (1987) [492] 4-6,6-2,4-6
ITF Japan F7 06/07 01:00 26 Niki, Takuto v Katayama, Sho Walkover
ITF Japan F7 06/06 01:00 25 Niki, Takuto v Watanuki, Yusuke 5-7,7-5,6-4
ITF Japan F6 06/02 04:00 27 Niki, Takuto v Sora Fukuda 6-3,4-6,3-6
ITF Japan F6 06/01 02:00 26 Niki, Takuto v Masaya Kobayashi 6-2,6-3
ITF Japan F6 05/31 01:00 - Niki, Takuto v Masaya Kobayashi 6-2,6-3
ITF Japan F6 05/30 03:30 25 Niki, Takuto v Furuta, Ibuki 6-2,6-2
ITF China F8 05/26 04:20 27 [407] Statham, Rubin v Niki, Takuto [304] 7-6,7-6