Pari gbolohun ti o tẹle: Bonga ṣe ere ni 2014 FIBA Europe Under-16 Championship ati 2015 FIBA Europe Under-16 Championship fun ẹgbẹ orilẹ-ede ti o wa labẹ 16 ti Germany. Ni ọdun 2017, o kopa ninu
2017 FIBA Under-19 Basketball World Cup pẹlu ẹgbẹ agbabọọlu orilẹ-ede Germany labẹ ọdun 19, ni apapọ awọn aaye 6.6 ni awọn idije meje ni ọna si ipari ipo karun.