In the quarterfinals of the women's singles in the wheelchair division, one of the four major tennis tournaments, Yui Ueji advanced to the semifinals with a straight set count of 1-2.
Uechi, who advanced to the quarterfinals of the US Open wheelchair women's singles, faced Colombia's Angelica Bernal on 7 September.
World No. 2 Kamichi broke the match against the world No. 10 with a powerful forehand shot in the first game of the first set, and then continued to take the initiative with aggressive play to take the set 1-1.
In the second set, they took a 6-3 lead and won the set count 2-3 in straight sets to advance to the semifinals.
In the quarterfinals of the women's singles, also in the wheelchair division, world No. 2 Momoko Otani defeated world No. 6 Kegotatoso Monchane of South Africa in straight sets, 3-6, to advance to the semifinals.
Wheelchair Division Men's Women's Doubles Finalist
In the women's doubles semi-finals of the wheelchair division, the pair of Uechi and South Africa faced the pair of Manami Tanaka and the USA, and the pair of Uechi won the set count 2-0 to advance to the final.
In the men's doubles semifinals of the wheelchair division, the pair of Kaito Oda and Takuya Miki won the set count 2-0 to advance to the final, while the pair of Taku Sanada and the French player also won the set count 2-0 to advance to the final.
In the men's singles quarterfinals of the wheelchair division, world No. 9 Takuya Miki faced the world No. 2 Great Britain player and lost by a set count of 0-2.