Japan and Slovakia produced stunning comebacks to beat Romania and the United States 2-1, respectively, and reach the quarter-finals of the Billie Jean King Cup on Thursday. Viktoria Hruncakova and Tereza Mihalikova had to dig deep to beat Ashlyn Krueger and Taylor Townsend 6-3 3-6 10-8 in the match tie-break of a thrilling doubles that went into the early hours of Friday.

Shuko Aoyama and Eri Hozumi took Japan into the Billie Jean King Cup quarterfinals for the first time since 2013 with a stunning comeback win over Romania on Thursday. Aoyama and Hozumi defeated Elena-Gabriela Ruse and Monica Niculescu 6-1, 7-5 in the deciding double match to set up a last-eight clash with Italy on Saturday.

Shuko Aoyama and Eri Hozumi took Japan into the Billie Jean King Cup quarter-finals for the first time since 2013 on Thursday with a stunning comeback win over Romania. Aoyama and Hozumi defeated Elena-Gabriela Ruse and Monica Niculescu 6-1,

Japan reached the quarterfinals of the Billie Jean King Cup Finals for the first time since 2013 after rallying to defeat Romania 2-1 on Thursday.

Townsend had given the U.S. the first point by defeating 17-year-old Renata Jamrichova 7-5 6-4, but Rebecca Sramkova evened the tie with a 6-2, 7-5 win over Danielle Collins in the second singles match.

Slovakia reach the last eight of the Billie Jean King Cup Finals with a 2-1 victory over 18-time champions the United States.

Ashlyn Krueger and Taylor Townsend saved six match points but ultimately lost the decisive doubles match and the United States was defeated 6-3, 3-6, 10-8 by Slovakia and was eliminated in the first round of the Billie Jean King Cup Finals.