On January 13th, Beijing time, the second day of the first round of the new season's Australian Open women's singles saw the appearance of top contenders like Gauff and Swiatek, as well as multiple Grand Slam champions including Azarenka, Kenin, and Ostapenko. In a match between two Grand Slam champions, third-seeded Gauff easily defeated former champion Kenin with a score of 6-3, 6-3, achieving an eight-match winning streak across seasons. Following this, second-seeded Swiatek eliminated Siniakova with a score of 6-3, 6-4, advancing to the next round and improving her career Grand Slam first-round record to 23 wins and 1 loss. Thus, the top three seeds in the Australian Open women's singles all advanced with a 2-0 scoreline, with defending champion Sabalenka also eliminating Stephens with a 2-0 victory. However, there were several upsets on this match day. Former champion and 21st seed Azarenka performed poorly, losing 2-6, 6-7(2) to Bronzetti, suffering a first-round exit at the Australian Open for the first time in four years. For this 35-year-old veteran, increased age and declining form have left her with little competitiveness on the Grand Slam stage. Additionally, 16th seed Ostapenko also underperformed, losing the first set 3-6 and then being overturned by Bencic 8-6 in the tiebreak after leveling the second set at 6-6, resulting in a first-round exit with a total score of 0-2. In other matches, seventh-seeded Pegula swept past local wildcard youngster Jont with a 2-0 score, 12th seeded Schneider eliminated Kokhareto with a 2-0 score, 25th seeded Samsonova defeated Laksimova with a 2-0 score, 28th seeded…