Toshihisa was the 3rd son of [[Shimazu Takahisa]]. A reliable soldier, he fought in a number of his elder brother [[Shimazu Yoshihisa|Yoshihisa's]] campaigns and in [[1580]] was awarded the former domain of the [[Keto-in]] in [[Satsuma province]] as his fief. He adopted [[Shimazu Tadachika]], the 2nd son of [[Shimazu Yoshitora]], as his heir and married his eldest daughter to him. | Toshihisa was the 3rd son of [[Shimazu Takahisa]]. A reliable soldier, he fought in a number of his elder brother [[Shimazu Yoshihisa|Yoshihisa's]] campaigns and in [[1580]] was awarded the former domain of the [[Keto-in]] in [[Satsuma province]] as his fief. He adopted [[Shimazu Tadachika]], the 2nd son of [[Shimazu Yoshitora]], as his heir and married his eldest daughter to him. |