[7] In 2015, she finished runner-up in the women's singles in the Russian Open, losing to Czechia Kristína Gavnholt.

[9][10] She claimed her first ever Grand Prix title in the 2017 Canada Open, winning the women's doubles with Nagahara.

[19] They only won a title in the BWF World Tour event, in the Singapore Open,[20] and became a finalists at the historical All England Open,[21] Japan Open, Asian Championships, as well at the BWF World Tour Finals, where they was beaten by Chinese pairing Chen Qingchen and Jia Yifan in three finals (All England, Asian Championships, and World Tour Finals).

[22] Matsumoto and Nagahara successfully defended their World Championships title, after battling in a close rubber games against last year finalists Yuki Fukushima and Sayaka Hirota.

[23] In March, Matsumoto and her partner Nagahara won their first World Tour Super 1000 title in the All England Open defeating their compatriots, the defending champion, and current world number 1, Yuki Fukushima and Sayaka Hirota in the final.

[24] She competed at the 2020 Summer Olympics partnering Nagahara as 3rd seeds, and her pace was stopped by Kim So-yeong and Kong Hee-yong of South Korea in the quarter-finals.