| Challenger Guayaquil Qual | 10/27 16:00 | 45 | Pedro Sakamoto v Federico Zeballos | 6-1,6-7,2-6 | |
| Challenger Lima | 10/20 21:20 | 45 | [302] Marcelo T B Vera v Pedro Sakamoto [445] | 6-4,6-3 | |
| Challenger Campinas | 09/30 13:00 | 46 | Nicolas Alvarez v Pedro Sakamoto | 6-3,7-6 | |
| Challenger Campinas | 09/29 13:55 | 45 | [138] Guillermo Duran v Pedro Sakamoto [441] | 1-6,2-6 | |
| ITF Poland F8 | 08/23 09:00 | 26 | [482] Pedro Sakamoto v Petr Nouza [472] | 3-6,3-6 | |
| ITF Poland F8 | 08/21 09:30 | 25 | Pedro Sakamoto v Michal Mikula | 6-3,6-2 | |
| ITF Poland F7 | 08/19 09:00 | 29 | [435] Jeremy Jahn v Pedro Sakamoto [485] | 6-3,6-4 | |
| ITF Poland F7 | 08/18 12:55 | 28 | [485] Pedro Sakamoto v Lukas Klein [489] | 6-2,6-2 | |
| ITF Poland F7 | 08/17 12:40 | 27 | [485] Pedro Sakamoto v Pawel Cias [481] | 6-1,6-4 | |
| ITF Poland F7 | 08/15 09:15 | 26 | Pedro Sakamoto v Kacper Zuk | 6-2,6-2 | |
| ITF Poland F7 | 08/14 12:00 | 25 | [485] Pedro Sakamoto v Maciej Smola [476] | 7-6,7-6 | |
| ITF Italy F22 | 08/08 11:05 | 26 | [484] Pedro Sakamoto v Fabien Reboul [383] | 4-6,4-6 | |
| ITF Italy F22 | 08/07 08:00 | 25 | Nicolo Turchetti v Pedro Sakamoto | 4-6,3-6 | |
| Challenger Tampere | 07/21 09:25 | 45 | [481] Pedro Sakamoto v Viktor Durasovic [385] | 6-4,5-7,3-6 | |
| ITF Germany F8 | 07/17 15:45 | 25 | Pedro Sakamoto v Julian Lenz | 5-7,1-6 | |
| ITF Brazil F4 | 05/15 14:50 | 25 | Pedro Sakamoto v Fernando Yamacita | Retired | |
| ITF Brazil F3 | 05/11 18:25 | 27 | Pedro Sakamoto v Oscar Jose Gutierrez | 5-7,6-4,3-6 | |
| ITF Brazil F3 | 05/10 17:55 | 26 | Pedro Sakamoto v Camilo Ugo Carabelli | 5-7,6-2,6-3 | |
| ITF Brazil F3 | 05/08 13:00 | 25 | Pedro Sakamoto v Diego Matos | 6-0,6-2 | |
| ITF Brazil F2 | 05/05 00:25 | 27 | Oscar J. Gutierrez v Pedro Sakamoto | 6-3,2-6,6-3 | |
| ITF Brazil F2 | 05/03 23:20 | 26 | Pedro Sakamoto v Francisco Comesana | 6-1,6-0 | |
| ITF Brazil F2 | 05/01 15:00 | 25 | Pedro Sakamoto v Thales Turini | 6-1,6-2 | |
| ITF Brazil F2 | 04/30 15:00 | 44 | Pedro Sakamoto v Juan Bautista Otegui | 7-5,6-3 | |
| ITF Brazil F2 | 04/29 15:00 | 44 | Pedro Sakamoto v Rai Vicente de Araujo | 6-2,6-2 | |
| Challenger Mexico City Qual | 04/07 16:00 | 45 | [391] Pedro Sakamoto v Andrea Basso [344] | 6-4,6-7,3-6 | |
| Challenger Panama City | 04/03 17:20 | 25 | [391] Pedro Sakamoto v Andrea Basso [344] | 2-6,2-6 | |
| Challenger San Luis Potosi | 03/31 19:00 | 28 | [421] Roberto Cid Subervi v Pedro Sakamoto [441] | 6-3,6-3 | |
| Challenger San Luis Potosi | 03/30 20:15 | 27 | [265] Jay Clarke v Pedro Sakamoto [441] | 3-6,6-7 | |
| Challenger San Luis Potosi | 03/29 18:00 | 26 | [441] Pedro Sakamoto v Pedja Krstin [208] | 4-6,6-3,7-5 | |
| Challenger San Luis Potosi | 03/27 23:20 | 25 | [309] Federico Coria v Pedro Sakamoto [441] | 3-6,4-6 |