| ITF Ecuador F1 | 10/10 16:30 | 25 | Gasperini, Lourenzo v Makiguchi, Ryusei | 6-7,2-6 | |
| ITF Romania F16 | 09/07 12:50 | 25 | Makiguchi, Ryusei v 그리젤리스, 라우리나스 | 3-6,4-6 | |
| ITF Romania F15 | 08/30 08:50 | 25 | 페레이라 실바, 페레데리코 v Makiguchi, Ryusei | 6-1,6-0 | |
| ITF Finland F3 | 08/16 22:00 | 26 | Makiguchi, Ryusei v Rosenholm, Patrik | 2-6,2-6 | |
| ITF Finland F3 | 08/15 22:00 | 25 | 코멘토브스키, 매트베이 v Makiguchi, Ryusei | 4-6,0-6 | |
| ITF Finland F2 | 08/11 10:55 | 27 | Rosenholm, Patrik v Makiguchi, Ryusei | 6-2,6-1 | |
| ITF Finland F2 | 08/10 14:00 | 26 | Makiguchi, Ryusei v Tuomi, Verneri | 6-2,6-4 | |
| ITF Finland F2 | 08/09 13:00 | 25 | Tuukkanen, Aleksi v Makiguchi, Ryusei | Retired | |
| ITF Brazil F3 | 07/13 14:00 | 26 | Makiguchi, Ryusei v Gasperini, Lourenzo | 7-6,3-6,4-6 | |
| ITF Brazil F3 | 07/12 15:20 | 25 | Makiguchi, Ryusei v Spiering, Marvin Bernardo Becker | 3-6,6-3,6-1 | |
| ITF Brazil F2 | 07/06 15:50 | 26 | 레이트, 윌슨 v Makiguchi, Ryusei | 6-1,6-2 | |
| ITF Brazil F2 | 07/05 14:00 | 25 | 리베이로, 에듀알도 v Makiguchi, Ryusei | 4-6,1-6 | |
| ITF Bolivia F3 | 09/25 21:40 | 28 | Makiguchi, Ryusei v 제발로스, 페데리코 | 3-6,4-6 | |
| ITF Bolivia F3 | 09/24 19:00 | 27 | 미엘레, 안드레 v Makiguchi, Ryusei | 4-6,4-6 | |
| ITF Bolivia F3 | 09/23 20:45 | 26 | Aguilar, Juan Carlos v Makiguchi, Ryusei | 4-6,5-7 | |
| ITF Bolivia F2 | 09/16 14:00 | 26 | Makiguchi, Ryusei v 브란다오, 필리프 | 4-6,6-7 | |
| ITF Bolivia F2 | 09/15 15:25 | 25 | Makiguchi, Ryusei v 몰리나, 루이스 | 7-6,6-3 | |
| ITF Bolivia F1 | 09/09 22:50 | 26 | Makiguchi, Ryusei v Tsuchiya, Alexandre | 1-6,3-6 | |
| ITF Bolivia F1 | 09/08 22:20 | 25 | Makiguchi, Ryusei v 파수티, 안드레아스 이그나시오 | 6-3,6-4 | |
| ITF Argentina F10 | 08/28 13:30 | 28 | Makiguchi, Ryusei v Heras, Patricio | 7-6,5-7,0-6 | |
| ITF Argentina F10 | 08/27 14:30 | 27 | Makiguchi, Ryusei v 갈라르자, 주안 이그나시오 | 6-4,3-6,6-4 | |
| ITF Argentina F10 | 08/26 13:00 | 26 | Makiguchi, Ryusei v 쿠에바스, 마르틴 | 6-7,7-6,6-3 | |
| ITF Argentina F10 | 08/25 13:50 | 25 | Makiguchi, Ryusei v 올리비에리, 게나로 알베르토 | 6-4,6-3 | |
| ITF Argentina F9 | 08/21 17:25 | 26 | 히달고, 가브리엘 알레한드로 v Makiguchi, Ryusei | 6-3,6-7,6-1 | |
| ITF Argentina F9 | 08/20 12:00 | 25 | 몬존, 이그나시오 v Makiguchi, Ryusei | 0-6,1-6 | |
| ITF Argentina F8 | 08/11 17:00 | 25 | Makiguchi, Ryusei v 구티에레즈, 오스칼 조세 | 7-5,6-7,5-7 | |
| ITF Colombia F5 | 07/08 17:20 | - | 고메즈, 알레잔드로 v Makiguchi, Ryusei | 3-6,6-4,6-1 | |
| ITF Colombia F4 | 06/29 16:30 | - | Makiguchi, Ryusei v 올리바레스, 조세 | 4-6,4-6 | |
| ITF Argentina F7 | 05/25 16:30 | - | Makiguchi, Ryusei v Urzua-Rivera, Ricardo | 5-7,3-6 | |
| ITF Argentina F6 | 05/18 15:00 | - | Makiguchi, Ryusei v Ameal, Juan Ignacio | 6-7,4-6 |