- final s ▁by ▁the ▁event ual ▁tournament ▁w inners ▁Q atar . ▁ ▁References ▁▁▁ ▁South ▁Korea <0x0A> </s> ▁was ▁a ▁Japanese ▁sam ur ai ▁of ▁the ▁Az uch i - M omo y ama ▁period ▁through ▁early ▁E do ▁period . ▁The ▁son ▁of ▁K ata k ura ▁K ag ets una , ▁Sh igen aga ▁was ▁the ▁second ▁man ▁to ▁bear ▁the ▁common ▁name ▁K oj ū r ō . ▁His ▁name ▁was ▁originally ▁Sh ig ets una ; ▁however , ▁to ▁avoid ▁conflict ▁with ▁the ▁fourth ▁sh ō gun ▁I ets una ' s ▁name , ▁he ▁changed ▁it ▁to ▁Sh igen aga . ▁In ▁ 1 6 1 4 , ▁he ▁took ▁part ▁in ▁the ▁Os aka ▁Camp aign , ▁fighting ▁Got ō ▁Mat abei ▁at ▁D ō my ō ji ▁Temple . ▁ ▁Following ▁the ▁Os aka ▁Camp aign , ▁Sh igen aga ▁married ▁a ▁daughter ▁of ▁San ada ▁Y uk im ura ▁and ▁his ▁wife , ▁Ch ik ur in - in ▁( Ō t ani ▁Y osh its ug u ' s ▁daughter ▁and ▁adopted ▁daughter ▁of ▁Toy ot omi ▁H ide y oshi ), ▁and ▁adopted ▁their ▁second ▁son , ▁San ada ▁D ai h achi , ▁later ▁known ▁as ▁" K ata k ura ▁He inos u ke ▁Mor in ob u ". ▁He ▁also ▁assist ed ▁many ▁of ▁the ▁master less ▁former ▁San ada ▁retain ers . ▁▁ ▁He ▁was ▁succeeded ▁by ▁his ▁mat ernal ▁grand son ▁also ▁adopted ▁son , ▁K