Emma trains for 40 hours per week at the National Institute for Sport, Expertise and Performance [INSEP] in Paris, her dream is to be part of the group that will represent France at the 2024 Olympics Games.

[2] Delaine was included into the national senior group in 2019, she made it to the starting five in 2021 debuting at the World Championships in Kitakyushu, they were 11th in the All-Around, 12th with 3 hoops + 4 clubs and 8th in the final with 5 balls.

[6][7] Ten days later she competed at the 2022 European Championships in Tel Aviv along the senior group, seniors Hélène Karbanov and Lily Ramonatxo and juniors Chloé Ineze, Shana Loxton-Vernaton, Margot Tran, where France was 6th in the All-Around, 7th in the 5 hoops final and 5th in the 3 ribbons + 2 balls' one.

[8][9][10] In September Delaine took part in the World Championships in Sofia along Eleonore Caburet, Ainhoa Dot, Manelle Inaho, Ashley Julien, Lozea Vilarino and the two individuals Hélène Karbanov and Maelle Millet, taking 11th place in the All-Around.

[18] It was later revealed she was among the selected gymnasts for the European Championships in Baku along Eleonore Caburet, Manelle Inaho, Lozea Vilarino, Celia Joseph-Noel, Justine Lavit and the individuals Hélène Karbanov and Maelle Millet.