Heikurō Tōdō commands the Earth Defense Force (EDF) in the original series, directing strategic countermeasures against extraterrestrial adversaries like the Garmillas and the White Comet Empire. In *Farewell to Space Battleship Yamato*, he contacts Admiral Juzo Okita’s crew via hyperspace near the solar boundary, acknowledging their critical victory at Pluto that halted Earth’s bombardment.

A pragmatic strategist, Tōdō prioritizes established protocols over speculative risks, evident when he disregards Susumu Kodai’s Comet Empire warnings during an EDF council session. This skepticism spurs the Yamato crew’s unsanctioned mission to confront the threat. His granddaughter, Akiko Tōdō, assists him as a secretary while navigating an unspoken romantic tension with communications officer Yoshikazu Aihara.

Alternate timelines, such as *Yamato 2199*, position him first as Far-East District Chief Executive before leading the United Nations Forces. The live-action film mirrors his original role as EDF commander. Collaborations with General Kotetsu Serizawa reveal his engagement in clandestine strategies, including debates over reviving Project Izumo—an abandoned plan for mass planetary evacuation.

Though his personal history remains undetailed, Tōdō’s unwavering commitment to hierarchical authority and calculated decision-making repeatedly shapes the trajectory of Earth’s conflicts, compelling allies and rivals alike to adapt to his institutional vision.