| ITF Japan F6 | 04/10 03:20 | 25 | Takeuchi, Kento (1987) v 타케시마, 순로우 | 6-4,4-6,5-7 | |
| ITF Japan F4 | 03/27 03:00 | 25 | [466] Takeuchi, Kento (1987) v 카타야마, 쇼 [425] | 6-4,4-6,5-7 | |
| ITF Japan F3 | 03/22 05:15 | 26 | Takeuchi, Kento (1987) v 오치, 마코토 | 3-6,2-6 | |
| ITF Japan F3 | 03/19 01:00 | 25 | Takeuchi, Kento (1987) v 타케시마, 순로우 | 6-1,6-2 | |
| ITF Japan F2 | 03/14 02:40 | 26 | Takeuchi, Kento (1987) v 모리타니, 소이치로 | 4-6,0-6 | |
| ITF Japan F2 | 03/12 02:30 | 25 | Takeuchi, Kento (1987) v 코바야시, 마사야 | 6-3,4-6,6-3 | |
| Yokohama, Japan, Qualifying | 02/24 01:00 | 45 | Takeuchi, Kento (1987) v 야마사키, 점페이 | 3-6,3-6 | |
| Challenger Kyoto Qual | 02/17 02:25 | 45 | Fujii, Shinta v Takeuchi, Kento (1987) | 0-6,7-6,6-4 | |
| Bangkok, Thailand | 01/08 04:55 | 25 | 일란, 마르셀 v Takeuchi, Kento (1987) | 6-1,6-2 | |
| Bangkok, Thailand, Qualifying | 12/30 06:05 | 45 | Takeuchi, Kento (1987) v 그라놀러스, 게라르드 | 2-6,3-6 | |
| Indonesia F8, Singles | 12/01 06:30 | 27 | Takeuchi, Kento (1987) v 건네스와란, 프라이네쉬 | 2-6,4-6 | |
| Indonesia F8, Singles | 11/29 04:00 | 26 | Takeuchi, Kento (1987) v 우, 퉁린 | Retired | |
| Indonesia F8, Singles | 11/28 03:30 | 25 | Takeuchi, Kento (1987) v Fujii, Shinta | 7-6,6-3 | |
| ITF Indonesia F7 | 11/23 04:00 | 27 | 포피린, 알렉세이 v Takeuchi, Kento (1987) | 6-1,6-2 | |
| ITF Indonesia F7 | 11/22 03:30 | 26 | Rungkat, Christopher v Takeuchi, Kento (1987) | Walkover | |
| ITF Indonesia F7 | 11/21 05:00 | 25 | 빌라르도, 프란세스코 v Takeuchi, Kento (1987) | 2-6,1-6 | |
| Challenger Toyota | 11/14 02:50 | 25 | [404] Takeuchi, Kento (1987) v 에하라, 히로야스 [397] | 4-6,4-6 | |
| Challenger Toyota Qual | 11/12 07:15 | 54 | [402] Takeuchi, Kento (1987) v 김, 정의 [488] | 5-7,6-4,7-6 | |
| Challenger Toyota Qual | 11/11 05:30 | 46 | [402] Takeuchi, Kento (1987) v Yi, Chu-Huan [136] | 6-2,6-7,6-4 | |
| Challenger Kobe Qual | 11/04 03:35 | 45 | [456] 바이, 이앤 v Takeuchi, Kento (1987) [400] | 5-7,7-6,6-4 | |
| Ningbo, China, Qualifying | 10/15 04:10 | 46 | [476] Matosevic, Marinko v Takeuchi, Kento (1987) [411] | 6-3,6-1 | |
| ITF Thailand F8 | 10/11 06:15 | 26 | 하자와, 신지 v Takeuchi, Kento (1987) | 6-3,6-1 | |
| ITF Thailand F8 | 10/10 05:00 | 25 | 이, 관이 v Takeuchi, Kento (1987) | 1-6,6-4,4-6 | |
| ITF Thailand F7 | 10/05 02:35 | 27 | [410] Takeuchi, Kento (1987) v Hu, Nicholas S [480] | 5-7,6-2,6-7 | |
| ITF Thailand F7 | 10/04 03:00 | 26 | Takeuchi, Kento (1987) v 라와트, 시달트 | 6-2,6-2 | |
| ITF Thailand F7 | 10/03 02:45 | 25 | Takeuchi, Kento (1987) v Callahan, Hunter | 6-3,6-4 | |
| Challenger Gwangju | 09/19 05:10 | 25 | [411] Takeuchi, Kento (1987) v 폴란스키, 페터 [128] | 2-6,4-6 | |
| Challenger Gwangju Qual | 09/17 03:45 | 54 | Takeuchi, Kento (1987) v Matosevic, Marinko | 2-6,2-6 | |
| Challenger Gwangju Qual | 09/16 03:20 | 46 | [422] Takeuchi, Kento (1987) v 시에, 쳉펭 [105] | 6-1,6-2 | |
| Challenger Shanghai | 09/12 08:00 | 25 | [488] Kibi, Yuya v Takeuchi, Kento (1987) [422] | 6-4,6-4 |