In the opening round of the Kinoshita Group Japan Open in Tokyo, Alejandro Tabilo of Chile defeated Tommy Paul of the USA in straight sets 6-1, 6-2 at the Colosseum court. Tabilo broke serve early in the first set to put immediate pressure on Paul, while Paul managed only one game before surrendering. After falling behind 1-6, Tabilo reclaimed control and dominated the following set. The match was essentially a battle of first-serve points with Tabilo establishing an early lead that Paul could not overcome. With no tiebreaks required, the win reflected Tabilo's ability to maintain composure under draw pressure throughout the encounter, securely advancing into the next round of the main draw.