The latest success enabled her to rise up to 28th place in the women's doubles world ranking list as of 20 August 2015 with Özge Bayrak.

[7] She won the bronze medal at the European Championships, defeated by the defending champion Marín in the semi-finals in straight games.

[8] Arın was drawn in group A along with top seed and eventual champion Chen Yufei at the Tokyo Olympics, against whom she lost 14–21, 9–21.

After beating Aakarshi Kashyap and Kristin Kuuba in the first two rounds,[11] it was the eventual champion Busanan Ongbamrungphan who stopped her in the quarters.

Arın made it to the quarter-finals at the 2021 Indonesia Masters She defeated 6th seed Michelle Li,[12] and Marija Ulitina in straight games on the way.