[2][3] Keinänen won one of the bronze medals in the women's kumite +68 kg event at the 2019 European Karate Championships held in Guadalajara, Spain.

[4] In that same year, she won one of the bronze medals in the women's kumite +68 kg event at the 2019 European Games held in Minsk, Belarus.

[7] In November 2021, she competed in the women's +68 kg event at the World Karate Championships held in Dubai, United Arab Emirates.

[8] Keinänen lost her bronze medal match in the women's +68 kg event at the 2022 World Games held in Birmingham, United States.

[9][10] In 2023, she competed in the women's +68 kg event at the World Karate Championships held in Budapest, Hungary where she was eliminated in her second match.