After having Genpuku and changing the name to Moritsuna, he came to serve MINAMOTO no Yoritomo who was a bereaved child of Yoshitomo and had been exiled to Izu Province at the age of 16. 仁安 (日本)元年(1166年)、元服して名を盛綱に改めると、16歳で伊豆国に流された義朝の遺児・源頼朝の身辺に仕える事となった。 |