| ATP Santiago | 03/07 14:00 | 15 | [165] Alejandro Tabilo v Pedro Sakamoto [297] | 7-6,6-4 | |
| ATP Santiago | 03/06 13:00 | 14 | [102] Rafael Matos v Pedro Sakamoto [297] | 3-6,1-6 | |
| ATP Buenos Aires | 02/28 14:00 | 15 | [294] Pedro Sakamoto v Agustin Velotti [375] | 3-6,4-6 | |
| ATP Buenos Aires | 02/27 15:10 | 14 | Hugo Dellien v Pedro Sakamoto | Walkover | |
| ATP Cordoba | 02/22 17:30 | 19 | [130] Facundo Bagnis v Pedro Sakamoto [294] | 6-2,6-4 | |
| ATP Cordoba | 02/21 16:20 | 15 | [216] Renzo Olivo v Pedro Sakamoto [292] | 2-6,5-7 | |
| ATP Cordoba | 02/20 17:25 | 14 | [292] Pedro Sakamoto v Emilio Gomez [165] | 3-6,6-1,7-6 | |
| Challenger Concepcion | 02/18 15:00 | 26 | [292] Pedro Sakamoto v Andrej Martin [103] | 3-6,3-6 | |
| Challenger Concepcion | 02/16 13:00 | 25 | [292] Pedro Sakamoto v Guido Andreozzi [171] | 6-2,7-6 | |
| ATP Delray Beach | 01/05 15:40 | 164 | [290] Pedro Sakamoto v Donald Young [327] | 6-3,4-6,2-6 | |
| Challenger Campinas | 12/01 13:00 | 25 | [159] Francisco Cerundolo v Pedro Sakamoto [290] | 6-1,6-3 | |
| Challenger Sao Paulo | 11/28 14:00 | 28 | [308] Pedro Sakamoto v Felipe M R Alves [306] | 2-6,4-6 | |
| Challenger Sao Paulo | 11/27 16:30 | 27 | [211] Maxime Janvier v Pedro Sakamoto [308] | 2-6,6-3,1-6 | |
| Challenger Sao Paulo | 11/25 13:00 | 26 | [308] Pedro Sakamoto v Juan Pablo Ficovich [205] | 7-6,7-5 | |
| Challenger Sao Paulo | 11/23 16:30 | 25 | [308] Pedro Sakamoto v Igor Marcondes [462] | 6-1,6-7,7-5 | |
| Challenger Guayaquil | 11/16 15:00 | 25 | [194] Francisco Cerundolo v Pedro Sakamoto [305] | 6-3,6-3 | |
| Challenger Lisbon | 10/10 09:00 | 64 | [301] Pedro Sakamoto v Tristan Lamasine [271] | 4-6,7-5,4-6 | |
| Challenger Split | 09/27 08:00 | 164 | [254] Pedja Krstin v Pedro Sakamoto [305] | 6-7,6-4,6-0 | |
| Challenger Split | 09/26 12:00 | 64 | [114] Damir Dzumhur v Pedro Sakamoto [305] | 1-6,4-6 | |
| Challenger Split | 09/26 10:00 | 26 | [441] Nick Chappell v Pedro Sakamoto [305] | Cancelled | |
| Challenger Forli | 09/23 08:00 | 26 | [305] Pedro Sakamoto v Alexander Ritschard [319] | 7-5,3-6,1-6 | |
| Challenger Forli | 09/21 12:30 | 25 | [298] Andrea Vavassori v Pedro Sakamoto [305] | 6-4,6-7,3-6 | |
| ITF M25 Plaisir | 09/17 13:15 | 26 | [475] Yannick Mertens v Pedro Sakamoto [305] | 6-1,6-3 | |
| ITF M25 Plaisir | 09/16 13:45 | 25 | [465] Cristian Rodriguez v Pedro Sakamoto [305] | 2-6,6-7 | |
| ATP Santiago | 02/23 17:20 | 164 | [173] Filip Horansky v Pedro Sakamoto [285] | 7-6,6-7,6-4 | |
| ATP Santiago | 02/22 19:30 | - | Rafael Matos v Pedro Sakamoto | Cancelled | |
| ATP Santiago | 02/22 18:20 | 64 | Fernando Romboli v Pedro Sakamoto | 1-6,2-6 | |
| Challenger Morelos | 02/18 17:45 | 25 | [186] Peter Polansky v Pedro Sakamoto [285] | 6-4,6-2 | |
| Challenger Morelos | 02/17 21:30 | 24 | [285] Pedro Sakamoto v Carlos Gomez-Herrera [414] | 7-6,6-2 | |
| ITF M25 Lima | 02/15 15:00 | 28 | [292] Pedro Sakamoto v Facundo Arguello [389] | 6-3,4-6,3-6 |