<prompt> João Derly de Oliveira Nunes Jr. akaberekwa musi waJune 2, 1981 muPorto Alegre, Rio Grande do Sul ndiye aimbova mutambi wechirume weJudo kubva kuBrazil, iye chete weBrazil akambove mukwikwidzi wenyika kaviri pamwe naMayra Aguiar, achikunda zvakateedzana 2005 World Judo Championships uye 2007 World Judo Championships  <response>: . Akakundawo Junior World Championship muna 2000, 2007 Pan American Games, uye ane 5 ndarama, 2 sirivha uye 1 menduru dzebronze muJudo World Cups. 