content: his elder brother was a very skillful fisher , and as he far surpassed all rivals in fishing , he was named " umi - sachi - hiko " or the " skillful fisher of the sea . " the brothers thus led happy lives , thoroughly enjoying their respective occupations , and the days passed quickly and pleasantly while each pursued his own way , the one hunting and the other fishing .
answer: enjoyed their respective occupations .
question: why did the brothers lead happy lives ?
target: why did the brothers lead happy lives ?
references: why did the brothers lead happy lives ?