Shigezane Date, also called Date Tōgorō, was a historical figure from the late Sengoku period into the early Edo era. Born in 1568, he was the son of Date Sanemoto and a cousin to the famed daimyo Date Masamune through both maternal and paternal ties. Shigezane stands among the Three Great Men of the Date Clan, alongside Oniniwa Tsunamoto and Katakura Kagetsuna, honored for his military and administrative service.

Educated by Jishū sect mountain monks, he inherited Ōmori Castle after his father’s retirement in 1584. Entering Masamune’s service, Shigezane swiftly rose as a skilled commander. His early fame came during the 1585 Battle of Hitadori, where his defense against Ashina assaults proved decisive, enabling Date reinforcements to turn the tide. This feat earned him an income of 38,000 koku and command of Nihonmatsu Castle.

At the 1589 Battle of Suriagehara, Shigezane again distinguished himself, helping secure Date supremacy over the Ashina. Despite his valued service, a dispute in 1595 over inadequate reward for his role in the Korean campaign led him to abruptly retire and retreat to Mount Kōya. There, he refused an offer to serve Uesugi Kagekatsu.

Reconciling with Masamune in 1600, Shigezane rejoined the Date in time for the Sekigahara campaign. He continued his military service in later conflicts, including the 1614–1615 Ōsaka Campaign under Tokugawa command, with notable action at Hitotoribashi and Ōsaka Castle.

Beyond warfare, Shigezane was also a man of letters. He authored the Shigezaneki, a chronicle of the Date family that serves as a biography of Masamune, reflecting his role as both warrior and historian.

Shigezane founded the Watari-Date clan. His legacy endures as a senior retainer who helped steer the Date clan through a volatile chapter in Japanese history. He died on July 17, 1646.