Pedro Sakamoto defeated Juan Ignacio Londero 4-6 6-4 6-4 in the Argentina F8 round of 32 on clay. The upset overturned the form book — Juan Ignacio Londero came in leading the head-to-head 1–0, but Pedro Sakamoto had been the form player, winning 5 of their last 7 on clay. Pedro Sakamoto claimed a first win over Juan Ignacio Londero in two meetings, narrowing the head-to-head to 1–1.
Sakamoto P. came through in three sets.