"[2] Kosan was selected as a for the 2022 Rhythmic Gymnastics European Championships in Tel Aviv, Israel, the group came in 12th place in the all-around.

In late August Anja debuted in competition at the World Cup in Cluj-Napoca, winning bronze in the 3 ribbons + 2 balls' final.

[4] The following month She participated at the 2022 World Championships in Sofia, Bulgaria, the group made mistakes in the 5 hoops routine (that was scored 25.950) relegated them in 14th place in the All-Around, but they qualified for the 3 ribbons + 2 balls' final with the 6th score, the same place they ended up in the final.

[5] Following Bulgaria and Israel's withdrawal Germany was able to medal in the team competition, Anja and her teammates Francine Schöning, Daniella Kromm, Alina Oganesyan, Hannah Vester and the two individuals Margarita Kolosov and Darja Varfolomeev were awarded silver for their results.

[8] In April the girls competed in Tashkent where they won two silver medals in the All-Around and with 3 ribbons and 2 balls.