Two more games remain for the 172-ranked Swede to play in the main tournament at Flushing Meadows in Queens, New York. In the second qualifying round, the Japanese await Nao Hibino, ranked 144th in the world.
Larsson has already qualified for doubles, where she, together with Belgian Kirsten Flipkens, is seeded 12th.
Elias Ymer also met a Dutch player in the first qualifying round, Tallon Griekspoor. However, Ymer, who was seeded in the qualifier, has played clearly after losing in two straight sets, 5-7, 2-6.
The night of Thursday, Swedish time, plays little brother Mikael Ymer against Facundo Bagnis from Argentina in the second qualifying round.