Additionally, Rossi's great-great grandfather was Shirō Ikegami, who served as mayor of Osaka from 1913 to 1927, founded Tennōji Zoo in 1915, and opened Japan's first public daycare center in 1919.

[3] When Rossi was five years old, his mother brought him to a nearby ice rink to channel his energy, and he soon decided to continue skating.

In the 2020–21 season, at the age of thirteen, he relocated from Switzerland to Italy, deciding to train at the Young Goose Academy in Egna.

[4] Rossi's ISU Junior Grand Prix (JGP) debut came in September 2021; he placed eighth in Košice, Slovakia, and then fourth in Gdańsk, Poland.

[5] Ranked twelfth in the short progran and seventh in the free skate, Rossi finished ninth overall at the 2022 World Junior Championships in Tallinn, Estonia.

"[7] Following the season, Rossi made a coaching change from Eva Martinek, Lorenzo Magri, Angelina Turenko, and Alisa Mikonsaari to Uwe Kagelmann and Nicole Bettega.