Takahashi Shigetane also known as Takahashi Shōun (Jōun) was a senior retainer of the clan of Otomo throughout the latter Sengoku Period of Feudal Japan. As Shigetane was additionally known by the name of Takahashi Shoun during the earlier years of his life, he would began his service beneath the Otomo of Bungo Province around this same initial time, with Sorin as their leader and head. Eventually, Shigetane became the respective controller of the Takahashi clan, in which he was additionally regarded as a great pillar of power to the Otomo name, being granted a castle by the name of Iwaya that bordered Chikuzen Province in contribution to his authority and prestige.