Pedzisa mutsara unotevera: Matthew Asanes Kantakouzenos aiva mwanakomana waMambo John VI Kantakouzenos naIrene Asanina. Mukutsinhana nerutsigiro rwaakapa kuna baba vake panguva yehondo yake naJohn V Palaiologos, akapiwa chikamu cheThrace sechinzvimbo muna 1347, uye akaziviswa mubatanidzwa mambo muna 1353, apo
hondo yevagari vemo yakavhurika zvakare naJohn V.