The fourth son of [[Shimazu Sadahisa]], he fought on the side of the [[Ashikaga clan]] and the [[Northern Court]] in the Nanboku-chô conflict, as well as standing opposed to ''[[Kyushu tandai]]'' [[Imagawa Ryoshun|Imagawa Ryôshun]]. He became ''[[shugo]]'' of [[Osumi province|Ôsumi province]] in [[1363]], just as his elder brother Morohisa became lord of [[Satsuma province]], and head of the Sôshû branch of the family. | The fourth son of [[Shimazu Sadahisa]], he fought on the side of the [[Ashikaga clan]] and the [[Northern Court]] in the Nanboku-chô conflict, as well as standing opposed to ''[[Kyushu tandai]]'' [[Imagawa Ryoshun|Imagawa Ryôshun]]. He became ''[[shugo]]'' of [[Osumi province|Ôsumi province]] in [[1363]], just as his elder brother Morohisa became lord of [[Satsuma province]], and head of the Sôshû branch of the family. |