Mezue ahịrịokwu na-esonụ: Na Disemba 2015, akpọrọ ya na ndị otu egwuregwu U18 nke Germany ma nyere ndị otu aka merie asọmpi Albert-Schweitzer-Tournament nke 2016. O nyeere ndị German U18 squad aka na nke anọ na European Championship na Disemba 2016, nkezi 5.0 isi na 5.2 rebounds otu asọmpi. Ịhụ ihe na-eme n'egwuregwu asaa niile n'oge
2017 FIBA Under-19 Basketball World Cup, Olinde dere 9.4 isi na 5.3 rebounds a egwuregwu na-aga na nke ise-ebe imecha. O nyeere Germany aka inweta ọla nchara na 2018 FIBA Europe Under-20 Championship, nkezi 7.3 isi na 7.1 rebounds n'oge asọmpi ahụ.