Hisayasu was the eldest son of [[Shimazu Yoshihiro]]. He was introduced to [[Toyotomi Hideyoshi]] and was present for the [[Odawara Campaign]] ([[1590]]). He accompanied his father on the [[First Korean Campaign]] but fell ill and died in 1593. | Hisayasu was the eldest son of [[Shimazu Yoshihiro]]. He was introduced to [[Toyotomi Hideyoshi]] and was present for the [[Odawara Campaign]] ([[1590]]). He accompanied his father on the [[First Korean Campaign]] but fell ill and died in 1593. |