| Challenger San Benedetto | 07/17 12:50 | 25 | [375] Pedro Sakamoto v Federico Gaio [171] | 6-7,6-4,1-6 | |
| Challenger San Benedetto | 07/16 12:00 | 24 | [297] Roberto Cid Subervi v Pedro Sakamoto [378] | 6-2,2-6,2-6 | |
| ITF M25 Casinalbo | 07/12 19:00 | 27 | [423] Gijs Brouwer v Pedro Sakamoto [377] | 6-3,3-6,6-1 | |
| ITF M25 Casinalbo | 07/11 11:25 | 26 | Antonio Massara v Pedro Sakamoto | 7-6,2-6,4-6 | |
| ITF M25 Casinalbo | 07/10 11:00 | 25 | Wilson Leite v Pedro Sakamoto | 4-6,6-4,4-6 | |
| Challenger Blois | 06/18 08:00 | 24 | [377] Pedro Sakamoto v Geoffrey Blancaneaux [402] | 3-6,6-3,4-6 | |
| ITF M25 Huelva | 06/16 10:00 | 29 | [445] Bastian Malla v Pedro Sakamoto [378] | 2-6,6-2,6-7 | |
| ITF M25 Huelva | 06/15 16:00 | 28 | Pol M Tiffon v Pedro Sakamoto | 2-6,2-6 | |
| ITF M25 Huelva | 06/14 17:00 | 27 | Jules Okala v Pedro Sakamoto | 4-6,4-6 | |
| ITF M25 Huelva | 06/13 15:00 | 26 | Pablo Llamas Ruiz v Pedro Sakamoto | 4-6,4-6 | |
| ITF M25 Huelva | 06/11 13:45 | 25 | [423] Fred Gil v Pedro Sakamoto [378] | 4-6,6-7 | |
| Challenger Prostejov | 06/02 10:40 | 24 | [376] Pedro Sakamoto v Corentin Denolly [429] | 6-7,2-6 | |
| Challenger Rome | 05/08 15:20 | 25 | [382] Pedro Sakamoto v Paolo Lorenzi [104] | 2-6,6-2,1-6 | |
| Challenger Rome | 05/07 08:00 | 24 | [324] Dragos Dima v Pedro Sakamoto [382] | 2-6,5-7 | |
| ITF M25 Vero Beach | 05/03 23:45 | 27 | Pedro Sakamoto v Dmitry Popko | 4-6,3-6 | |
| ITF M25 Vero Beach | 05/02 14:10 | 26 | Pedro Sakamoto v Jose Olivares | 7-5,6-2 | |
| ITF M25 Vero Beach | 05/01 16:00 | 25 | Pedro Sakamoto v Isaac Stoute | 6-4,6-2 | |
| ITF M15 Cancun | 04/25 18:50 | 26 | Adelchi Virgili v Pedro Sakamoto | 6-3,3-6,6-3 | |
| ITF M15 Cancun | 04/24 14:00 | 25 | Florian Lakat v Pedro Sakamoto | 1-6,6-3,5-7 | |
| Challenger San Luis Potosi | 04/21 01:10 | 28 | [480] Pedro Sakamoto v Marc-Andrea Huesler [351] | 2-6,4-6 | |
| Challenger San Luis Potosi | 04/20 01:50 | 27 | [480] Pedro Sakamoto v Marcelo Tomas Barrios Vera [312] | 2-6,6-1,6-4 | |
| Challenger San Luis Potosi | 04/19 01:50 | 26 | [100] Alexander Bublik v Pedro Sakamoto [480] | 3-6,5-7 | |
| Challenger San Luis Potosi | 04/17 20:25 | 25 | [480] Pedro Sakamoto v Roberto Ortega-Olmedo [277] | 6-4,6-2 | |
| Challenger San Luis Potosi | 04/15 21:05 | 24 | [331] Alex Molcan v Pedro Sakamoto [480] | 4-6,2-6 | |
| ITF M15 Pinamar | 04/07 14:00 | 29 | [481] Pedro Sakamoto v Manuel Pena Lopez [472] | 6-3,6-3 | |
| ITF M15 Pinamar | 04/06 17:10 | 28 | [481] Pedro Sakamoto v Matias Zukas [394] | 7-5,2-6,6-3 | |
| ITF M15 Pinamar | 04/06 12:30 | 27 | [481] Pedro Sakamoto v Tomas Lipovsek Puches [280] | 6-2,6-4 | |
| ITF M15 Pinamar | 04/04 12:30 | 26 | Pedro Sakamoto v Tomas Gerini | 6-1,6-2 | |
| ITF M15 Pinamar | 04/03 12:30 | 25 | Pedro Sakamoto v Nicolas Uryson | 7-5,6-2 | |
| ITF M15 Pinamar | 03/28 12:30 | 26 | Pedro Sakamoto v Guido Ivan Justo | 4-6,6-7 |